15480570097 has 2 divisors, whose sum is σ = 15480570098. Its totient is φ = 15480570096.

The previous prime is 15480570067. The next prime is 15480570103. The reversal of 15480570097 is 79007508451.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13435359921 + 2045210176 = 115911^2 + 45224^2 .

It is a cyclic number.

It is not a de Polignac number, because 15480570097 - 2¹⁵ = 15480537329 is a prime.

It is not a weakly prime, because it can be changed into another prime (15480570067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7740285048 + 7740285049.

It is an arithmetic number, because the mean of its divisors is an integer number (7740285049).

Almost surely, 2^15480570097 is an apocalyptic number.

It is an amenable number.

15480570097 is a deficient number, since it is larger than the sum of its proper divisors (1).

15480570097 is an equidigital number, since it uses as much as digits as its factorization.

15480570097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 352800, while the sum is 46.

The spelling of 15480570097 in words is "fifteen billion, four hundred eighty million, five hundred seventy thousand, ninety-seven".