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54468013 is a prime number
BaseRepresentation
bin1100111111000…
…1110110101101
310210111021001211
43033301312231
5102420434023
65223234421
71230653605
oct317616655
9123437054
1054468013
1128822696
12162a8a11
13b390cc2
14733bc05
154bada0d
hex33f1dad

54468013 has 2 divisors, whose sum is σ = 54468014. Its totient is φ = 54468012.

The previous prime is 54467989. The next prime is 54468031. The reversal of 54468013 is 31086445.

It is a happy number.

Together with next prime (54468031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49815364 + 4652649 = 7058^2 + 2157^2 .

It is a cyclic number.

It is not a de Polignac number, because 54468013 - 25 = 54467981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54468053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27234006 + 27234007.

It is an arithmetic number, because the mean of its divisors is an integer number (27234007).

Almost surely, 254468013 is an apocalyptic number.

It is an amenable number.

54468013 is a deficient number, since it is larger than the sum of its proper divisors (1).

54468013 is an equidigital number, since it uses as much as digits as its factorization.

54468013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 54468013 is about 7380.2447791384. The cubic root of 54468013 is about 379.0651373345.

The spelling of 54468013 in words is "fifty-four million, four hundred sixty-eight thousand, thirteen".