283506631 has 2 divisors, whose sum is σ = 283506632. Its totient is φ = 283506630.

The previous prime is 283506583. The next prime is 283506649. The reversal of 283506631 is 136605382.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 283506631 - 2²³ = 275118023 is a prime.

It is a super-2 number, since 2×283506631² = 160752019641940322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (283500631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141753315 + 141753316.

It is an arithmetic number, because the mean of its divisors is an integer number (141753316).

Almost surely, 2^283506631 is an apocalyptic number.

283506631 is a deficient number, since it is larger than the sum of its proper divisors (1).

283506631 is an equidigital number, since it uses as much as digits as its factorization.

283506631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 283506631 is about 16837.6551514752. The cubic root of 283506631 is about 656.9329927407.

The spelling of 283506631 in words is "two hundred eighty-three million, five hundred six thousand, six hundred thirty-one".