1057318867 has 4 divisors (see below), whose sum is σ = 1153438776. Its totient is φ = 961198960.

The previous prime is 1057318861. The next prime is 1057318879. The reversal of 1057318867 is 7688137501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1057318867 is a prime.

It is a super-2 number, since 2×1057318867² = 2235846373028327378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1057318861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48059938 + ... + 48059959.

It is an arithmetic number, because the mean of its divisors is an integer number (288359694).

Almost surely, 2^1057318867 is an apocalyptic number.

1057318867 is a deficient number, since it is larger than the sum of its proper divisors (96119909).

1057318867 is an equidigital number, since it uses as much as digits as its factorization.

1057318867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96119908.

The product of its (nonzero) digits is 282240, while the sum is 46.

The square root of 1057318867 is about 32516.4399496624. The cubic root of 1057318867 is about 1018.7524369846.

The spelling of 1057318867 in words is "one billion, fifty-seven million, three hundred eighteen thousand, eight hundred sixty-seven".