101186152945 has 4 divisors (see below), whose sum is σ = 121423383540. Its totient is φ = 80948922352.

The previous prime is 101186152933. The next prime is 101186152979. The reversal of 101186152945 is 549251681101.

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

It can be written as a sum of positive squares in 2 ways, for example, as 60356696976 + 40829455969 = 245676^2 + 202063^2 .

It is a cyclic number.

It is not a de Polignac number, because 101186152945 - 2⁷ = 101186152817 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10118615290 + ... + 10118615299.

It is an arithmetic number, because the mean of its divisors is an integer number (30355845885).

Almost surely, 2^101186152945 is an apocalyptic number.

It is an amenable number.

101186152945 is a deficient number, since it is larger than the sum of its proper divisors (20237230595).

101186152945 is an equidigital number, since it uses as much as digits as its factorization.

101186152945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20237230594.

The product of its (nonzero) digits is 86400, while the sum is 43.

The spelling of 101186152945 in words is "one hundred one billion, one hundred eighty-six million, one hundred fifty-two thousand, nine hundred forty-five".