101536531 has 2 divisors, whose sum is σ = 101536532. Its totient is φ = 101536530.

The previous prime is 101536493. The next prime is 101536537. The reversal of 101536531 is 135635101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101536531 - 2¹⁹ = 101012243 is a prime.

It is a super-2 number, since 2×101536531² = 20619334255027922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101536496 and 101536505.

It is not a weakly prime, because it can be changed into another prime (101536537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50768265 + 50768266.

It is an arithmetic number, because the mean of its divisors is an integer number (50768266).

Almost surely, 2^101536531 is an apocalyptic number.

101536531 is a deficient number, since it is larger than the sum of its proper divisors (1).

101536531 is an equidigital number, since it uses as much as digits as its factorization.

101536531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 101536531 is about 10076.5336797929. The cubic root of 101536531 is about 466.5241252299.

The spelling of 101536531 in words is "one hundred one million, five hundred thirty-six thousand, five hundred thirty-one".