952642861 has 2 divisors, whose sum is σ = 952642862. Its totient is φ = 952642860.

The previous prime is 952642849. The next prime is 952642871. The reversal of 952642861 is 168246259.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 625250025 + 327392836 = 25005^2 + 18094^2 .

It is a cyclic number.

It is not a de Polignac number, because 952642861 - 2²³ = 944254253 is a prime.

It is a super-2 number, since 2×952642861² = 1815056841228530642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (952642871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 476321430 + 476321431.

It is an arithmetic number, because the mean of its divisors is an integer number (476321431).

Almost surely, 2^952642861 is an apocalyptic number.

It is an amenable number.

952642861 is a deficient number, since it is larger than the sum of its proper divisors (1).

952642861 is an equidigital number, since it uses as much as digits as its factorization.

952642861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 43.

The square root of 952642861 is about 30864.9131053369. The cubic root of 952642861 is about 983.9583277817.

The spelling of 952642861 in words is "nine hundred fifty-two million, six hundred forty-two thousand, eight hundred sixty-one".