1066057951 has 16 divisors (see below), whose sum is σ = 1261684800. Its totient is φ = 881330688.

The previous prime is 1066057943. The next prime is 1066057991. The reversal of 1066057951 is 1597506601.

It is not a de Polignac number, because 1066057951 - 2³ = 1066057943 is a prime.

It is a super-2 number, since 2×1066057951² = 2272959109780636802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066057921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247351 + ... + 251623.

It is an arithmetic number, because the mean of its divisors is an integer number (78855300).

Almost surely, 2^1066057951 is an apocalyptic number.

1066057951 is a deficient number, since it is larger than the sum of its proper divisors (195626849).

1066057951 is a wasteful number, since it uses less digits than its factorization.

1066057951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5538.

The product of its (nonzero) digits is 56700, while the sum is 40.

The square root of 1066057951 is about 32650.5428898204. The cubic root of 1066057951 is about 1021.5515126423.

The spelling of 1066057951 in words is "one billion, sixty-six million, fifty-seven thousand, nine hundred fifty-one".