1012055057 has 8 divisors (see below), whose sum is σ = 1091510784. Its totient is φ = 932828688.

The previous prime is 1012055003. The next prime is 1012055059. The reversal of 1012055057 is 7505502101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1012055057 - 2¹⁰ = 1012054033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012055059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48113 + ... + 65870.

It is an arithmetic number, because the mean of its divisors is an integer number (136438848).

Almost surely, 2^1012055057 is an apocalyptic number.

It is an amenable number.

1012055057 is a deficient number, since it is larger than the sum of its proper divisors (79455727).

1012055057 is a wasteful number, since it uses less digits than its factorization.

1012055057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114679.

The product of its (nonzero) digits is 1750, while the sum is 26.

The square root of 1012055057 is about 31812.8127803877. The cubic root of 1012055057 is about 1004.0023124580.

Adding to 1012055057 its reverse (7505502101), we get a palindrome (8517557158).

The spelling of 1012055057 in words is "one billion, twelve million, fifty-five thousand, fifty-seven".