24013231381 has 2 divisors, whose sum is σ = 24013231382. Its totient is φ = 24013231380.

The previous prime is 24013231349. The next prime is 24013231471. The reversal of 24013231381 is 18313231042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22820634225 + 1192597156 = 151065^2 + 34534^2 .

It is a cyclic number.

It is not a de Polignac number, because 24013231381 - 2⁵ = 24013231349 is a prime.

It is a super-2 number, since 2×24013231381² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24013231321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12006615690 + 12006615691.

It is an arithmetic number, because the mean of its divisors is an integer number (12006615691).

Almost surely, 2^24013231381 is an apocalyptic number.

It is an amenable number.

24013231381 is a deficient number, since it is larger than the sum of its proper divisors (1).

24013231381 is an equidigital number, since it uses as much as digits as its factorization.

24013231381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 24013231381 in words is "twenty-four billion, thirteen million, two hundred thirty-one thousand, three hundred eighty-one".