13501304473 has 2 divisors, whose sum is σ = 13501304474. Its totient is φ = 13501304472.

The previous prime is 13501304461. The next prime is 13501304489. The reversal of 13501304473 is 37440310531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11901064464 + 1600240009 = 109092^2 + 40003^2 .

It is a cyclic number.

It is not a de Polignac number, because 13501304473 - 2⁹ = 13501303961 is a prime.

It is not a weakly prime, because it can be changed into another prime (13541304473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6750652236 + 6750652237.

It is an arithmetic number, because the mean of its divisors is an integer number (6750652237).

Almost surely, 2^13501304473 is an apocalyptic number.

It is an amenable number.

13501304473 is a deficient number, since it is larger than the sum of its proper divisors (1).

13501304473 is an equidigital number, since it uses as much as digits as its factorization.

13501304473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 31.

The spelling of 13501304473 in words is "thirteen billion, five hundred one million, three hundred four thousand, four hundred seventy-three".