101572963 has 4 divisors (see below), whose sum is σ = 103489488. Its totient is φ = 99656440.

The previous prime is 101572951. The next prime is 101572997. The reversal of 101572963 is 369275101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101572963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101572903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 958183 + ... + 958288.

It is an arithmetic number, because the mean of its divisors is an integer number (25872372).

Almost surely, 2^101572963 is an apocalyptic number.

101572963 is a deficient number, since it is larger than the sum of its proper divisors (1916525).

101572963 is an equidigital number, since it uses as much as digits as its factorization.

101572963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916524.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 101572963 is about 10078.3412821754. The cubic root of 101572963 is about 466.5799159040.

The spelling of 101572963 in words is "one hundred one million, five hundred seventy-two thousand, nine hundred sixty-three".