1007572957 has 4 divisors (see below), whose sum is σ = 1013606496. Its totient is φ = 1001539420.

The previous prime is 1007572903. The next prime is 1007572963. The reversal of 1007572957 is 7592757001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1007572957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1007572967) 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, 3016519 + ... + 3016852.

It is an arithmetic number, because the mean of its divisors is an integer number (253401624).

Almost surely, 2^1007572957 is an apocalyptic number.

It is an amenable number.

1007572957 is a deficient number, since it is larger than the sum of its proper divisors (6033539).

1007572957 is an equidigital number, since it uses as much as digits as its factorization.

1007572957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6033538.

The product of its (nonzero) digits is 154350, while the sum is 43.

The square root of 1007572957 is about 31742.2897252230. The cubic root of 1007572957 is about 1002.5179734880.

The spelling of 1007572957 in words is "one billion, seven million, five hundred seventy-two thousand, nine hundred fifty-seven".