15491314283 has 2 divisors, whose sum is σ = 15491314284. Its totient is φ = 15491314282.

The previous prime is 15491314273. The next prime is 15491314313. The reversal of 15491314283 is 38241319451.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15491314283 - 2¹² = 15491310187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15491314283.

It is not a weakly prime, because it can be changed into another prime (15491314273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7745657141 + 7745657142.

It is an arithmetic number, because the mean of its divisors is an integer number (7745657142).

Almost surely, 2^15491314283 is an apocalyptic number.

15491314283 is a deficient number, since it is larger than the sum of its proper divisors (1).

15491314283 is an equidigital number, since it uses as much as digits as its factorization.

15491314283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 41.

The spelling of 15491314283 in words is "fifteen billion, four hundred ninety-one million, three hundred fourteen thousand, two hundred eighty-three".