24120881 has 2 divisors, whose sum is σ = 24120882. Its totient is φ = 24120880.

The previous prime is 24120857. The next prime is 24120923. The reversal of 24120881 is 18802142.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19280881 + 4840000 = 4391^2 + 2200^2 .

It is a cyclic number.

It is not a de Polignac number, because 24120881 - 2¹⁴ = 24104497 is a prime.

It is a super-2 number, since 2×24120881² = 1163633800432322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 24120881.

It is not a weakly prime, because it can be changed into another prime (24123881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12060440 + 12060441.

It is an arithmetic number, because the mean of its divisors is an integer number (12060441).

Almost surely, 2^24120881 is an apocalyptic number.

It is an amenable number.

24120881 is a deficient number, since it is larger than the sum of its proper divisors (1).

24120881 is an equidigital number, since it uses as much as digits as its factorization.

24120881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 24120881 is about 4911.3013550382. The cubic root of 24120881 is about 288.9333826329.

The spelling of 24120881 in words is "twenty-four million, one hundred twenty thousand, eight hundred eighty-one".