1016142057 has 24 divisors (see below), whose sum is σ = 1751176800. Its totient is φ = 580651848.

The previous prime is 1016142053. The next prime is 1016142067. The reversal of 1016142057 is 7502416101.

It is a happy number.

It is not a de Polignac number, because 1016142057 - 2² = 1016142053 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1016142057.

It is not an unprimeable number, because it can be changed into a prime (1016142053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 382707 + ... + 385352.

It is an arithmetic number, because the mean of its divisors is an integer number (72965700).

Almost surely, 2^1016142057 is an apocalyptic number.

It is an amenable number.

1016142057 is a deficient number, since it is larger than the sum of its proper divisors (735034743).

1016142057 is an equidigital number, since it uses as much as digits as its factorization.

1016142057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768082 (or 768069 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 1016142057 is about 31876.9831853643. The cubic root of 1016142057 is about 1005.3519907611.

Adding to 1016142057 its reverse (7502416101), we get a palindrome (8518558158).

The spelling of 1016142057 in words is "one billion, sixteen million, one hundred forty-two thousand, fifty-seven".