364121731 has 2 divisors, whose sum is σ = 364121732. Its totient is φ = 364121730.

The previous prime is 364121729. The next prime is 364121741. The reversal of 364121731 is 137121463.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 364121731 - 2¹ = 364121729 is a prime.

It is a super-2 number, since 2×364121731² = 265169269972872722, which contains 22 as substring.

Together with 364121729, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 364121731.

It is not a weakly prime, because it can be changed into another prime (364121741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182060865 + 182060866.

It is an arithmetic number, because the mean of its divisors is an integer number (182060866).

Almost surely, 2^364121731 is an apocalyptic number.

364121731 is the 12069-th centered pentagonal number.

364121731 is a deficient number, since it is larger than the sum of its proper divisors (1).

364121731 is an equidigital number, since it uses as much as digits as its factorization.

364121731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 28.

The square root of 364121731 is about 19081.9739806971. The cubic root of 364121731 is about 714.0832830795.

The spelling of 364121731 in words is "three hundred sixty-four million, one hundred twenty-one thousand, seven hundred thirty-one".