1012133115 has 48 divisors (see below), whose sum is σ = 2008433856. Its totient is φ = 461894400.

The previous prime is 1012133107. The next prime is 1012133123. The reversal of 1012133115 is 5113312101.

It is an interprime number because it is at equal distance from previous prime (1012133107) and next prime (1012133123).

It is not a de Polignac number, because 1012133115 - 2³ = 1012133107 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 205785 + ... + 210645.

It is an arithmetic number, because the mean of its divisors is an integer number (41842372).

Almost surely, 2^1012133115 is an apocalyptic number.

1012133115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1012133115 is a deficient number, since it is larger than the sum of its proper divisors (996300741).

1012133115 is a wasteful number, since it uses less digits than its factorization.

1012133115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540 (or 5537 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 1012133115 is about 31814.0395894643. The cubic root of 1012133115 is about 1004.0281240964.

Adding to 1012133115 its reverse (5113312101), we get a palindrome (6125445216).

The spelling of 1012133115 in words is "one billion, twelve million, one hundred thirty-three thousand, one hundred fifteen".