1214035155 has 64 divisors (see below), whose sum is σ = 2189721600. Its totient is φ = 638144640.

The previous prime is 1214035139. The next prime is 1214035159. The reversal of 1214035155 is 5515304121.

1214035155 is a `hidden beast` number, since 1 + 2 + 140 + 3 + 515 + 5 = 666.

It is not a de Polignac number, because 1214035155 - 2⁴ = 1214035139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1214035159) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5079526 + ... + 5079764.

It is an arithmetic number, because the mean of its divisors is an integer number (34214400).

Almost surely, 2^1214035155 is an apocalyptic number.

1214035155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1214035155 is a deficient number, since it is larger than the sum of its proper divisors (975686445).

1214035155 is a wasteful number, since it uses less digits than its factorization.

1214035155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641 (or 635 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1214035155 is about 34843.0072611421. The cubic root of 1214035155 is about 1066.7854596972.

Adding to 1214035155 its reverse (5515304121), we get a palindrome (6729339276).

The spelling of 1214035155 in words is "one billion, two hundred fourteen million, thirty-five thousand, one hundred fifty-five".