1051550115315 has 48 divisors (see below), whose sum is σ = 1979161633440. Its totient is φ = 475307374080.

The previous prime is 1051550115307. The next prime is 1051550115337. The reversal of 1051550115315 is 5135110551501.

It is a happy number.

It is not a de Polignac number, because 1051550115315 - 2³ = 1051550115307 is a prime.

It is a super-2 number, since 2×1051550115315² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7972116 + ... + 8102945.

It is an arithmetic number, because the mean of its divisors is an integer number (41232534030).

Almost surely, 2^{1051550115315} is an apocalyptic number.

1051550115315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1051550115315 is a deficient number, since it is larger than the sum of its proper divisors (927611518125).

1051550115315 is a wasteful number, since it uses less digits than its factorization.

1051550115315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16075172 (or 16075165 counting only the distinct ones).

The product of its (nonzero) digits is 9375, while the sum is 33.

Adding to 1051550115315 its reverse (5135110551501), we get a palindrome (6186660666816).

The spelling of 1051550115315 in words is "one trillion, fifty-one billion, five hundred fifty million, one hundred fifteen thousand, three hundred fifteen".