15234404819 has 2 divisors, whose sum is σ = 15234404820. Its totient is φ = 15234404818.

The previous prime is 15234404807. The next prime is 15234404849. The reversal of 15234404819 is 91840443251.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15234404819 is a prime.

It is a super-2 number, since 2×15234404819² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15234404849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7617202409 + 7617202410.

It is an arithmetic number, because the mean of its divisors is an integer number (7617202410).

Almost surely, 2^15234404819 is an apocalyptic number.

15234404819 is a deficient number, since it is larger than the sum of its proper divisors (1).

15234404819 is an equidigital number, since it uses as much as digits as its factorization.

15234404819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 15234404819 in words is "fifteen billion, two hundred thirty-four million, four hundred four thousand, eight hundred nineteen".