24002542139 has 2 divisors, whose sum is σ = 24002542140. Its totient is φ = 24002542138.

The previous prime is 24002542111. The next prime is 24002542153. The reversal of 24002542139 is 93124520042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24002542139 - 2²⁴ = 23985764923 is a prime.

It is a super-2 number, since 2×24002542139² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (24002542159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12001271069 + 12001271070.

It is an arithmetic number, because the mean of its divisors is an integer number (12001271070).

Almost surely, 2^24002542139 is an apocalyptic number.

24002542139 is a deficient number, since it is larger than the sum of its proper divisors (1).

24002542139 is an equidigital number, since it uses as much as digits as its factorization.

24002542139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 24002542139 in words is "twenty-four billion, two million, five hundred forty-two thousand, one hundred thirty-nine".