15412020313 has 2 divisors, whose sum is σ = 15412020314. Its totient is φ = 15412020312.

The previous prime is 15412020277. The next prime is 15412020329. The reversal of 15412020313 is 31302021451.

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., 9450172944 + 5961847369 = 97212^2 + 77213^2 .

It is a cyclic number.

It is not a de Polignac number, because 15412020313 - 2²¹ = 15409923161 is a prime.

It is not a weakly prime, because it can be changed into another prime (15412020413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7706010156 + 7706010157.

It is an arithmetic number, because the mean of its divisors is an integer number (7706010157).

Almost surely, 2^15412020313 is an apocalyptic number.

It is an amenable number.

15412020313 is a deficient number, since it is larger than the sum of its proper divisors (1).

15412020313 is an equidigital number, since it uses as much as digits as its factorization.

15412020313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 15412020313 its reverse (31302021451), we get a palindrome (46714041764).

The spelling of 15412020313 in words is "fifteen billion, four hundred twelve million, twenty thousand, three hundred thirteen".