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121314053 = 722475797
BaseRepresentation
bin1110011101100…
…01101100000101
322110021101121002
413032301230011
5222024022203
620012103045
73002103200
oct716615405
9273241532
10121314053
116252a053
1234764a85
131c197083
141217c937
15a9b4d88
hex73b1b05

121314053 has 6 divisors (see below), whose sum is σ = 141120486. Its totient is φ = 103983432.

The previous prime is 121314049. The next prime is 121314071. The reversal of 121314053 is 350413121.

It can be written as a sum of positive squares in only one way, i.e., 72216004 + 49098049 = 8498^2 + 7007^2 .

It is not a de Polignac number, because 121314053 - 22 = 121314049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121314553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1237850 + ... + 1237947.

It is an arithmetic number, because the mean of its divisors is an integer number (23520081).

Almost surely, 2121314053 is an apocalyptic number.

It is an amenable number.

121314053 is a deficient number, since it is larger than the sum of its proper divisors (19806433).

121314053 is an equidigital number, since it uses as much as digits as its factorization.

121314053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2475811 (or 2475804 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 121314053 is about 11014.2658856594. The cubic root of 121314053 is about 495.0362902346.

Adding to 121314053 its reverse (350413121), we get a palindrome (471727174).

The spelling of 121314053 in words is "one hundred twenty-one million, three hundred fourteen thousand, fifty-three".

Divisors: 1 7 49 2475797 17330579 121314053