952357981 has 4 divisors (see below), whose sum is σ = 958200832. Its totient is φ = 946515132.

The previous prime is 952357951. The next prime is 952358009. The reversal of 952357981 is 189753259.

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 not a de Polignac number, because 952357981 - 2¹³ = 952349789 is a prime.

It is a super-2 number, since 2×952357981² = 1813971447948792722, 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 (952357951) 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, 2921181 + ... + 2921506.

It is an arithmetic number, because the mean of its divisors is an integer number (239550208).

Almost surely, 2^952357981 is an apocalyptic number.

It is an amenable number.

952357981 is a deficient number, since it is larger than the sum of its proper divisors (5842851).

952357981 is a wasteful number, since it uses less digits than its factorization.

952357981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5842850.

The product of its digits is 680400, while the sum is 49.

The square root of 952357981 is about 30860.2978112655. The cubic root of 952357981 is about 983.8602364591.

The spelling of 952357981 in words is "nine hundred fifty-two million, three hundred fifty-seven thousand, nine hundred eighty-one".