24131250961 has 4 divisors (see below), whose sum is σ = 24131919924. Its totient is φ = 24130582000.

The previous prime is 24131250953. The next prime is 24131250973. The reversal of 24131250961 is 16905213142.

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 10461198400 + 13670052561 = 102280^2 + 116919^2 .

It is a cyclic number.

It is not a de Polignac number, because 24131250961 - 2³ = 24131250953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (24131250901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277090 + ... + 353611.

It is an arithmetic number, because the mean of its divisors is an integer number (6032979981).

Almost surely, 2^24131250961 is an apocalyptic number.

It is an amenable number.

24131250961 is a deficient number, since it is larger than the sum of its proper divisors (668963).

24131250961 is an equidigital number, since it uses as much as digits as its factorization.

24131250961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668962.

The product of its (nonzero) digits is 12960, while the sum is 34.

The spelling of 24131250961 in words is "twenty-four billion, one hundred thirty-one million, two hundred fifty thousand, nine hundred sixty-one".