15172060801 has 2 divisors, whose sum is σ = 15172060802. Its totient is φ = 15172060800.

The previous prime is 15172060793. The next prime is 15172060831. The reversal of 15172060801 is 10806027151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14149340401 + 1022720400 = 118951^2 + 31980^2 .

It is a cyclic number.

It is not a de Polignac number, because 15172060801 - 2³ = 15172060793 is a prime.

It is a super-3 number, since 3×15172060801³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (15172060831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7586030400 + 7586030401.

It is an arithmetic number, because the mean of its divisors is an integer number (7586030401).

Almost surely, 2^15172060801 is an apocalyptic number.

It is an amenable number.

15172060801 is a deficient number, since it is larger than the sum of its proper divisors (1).

15172060801 is an equidigital number, since it uses as much as digits as its factorization.

15172060801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 31.

Adding to 15172060801 its reverse (10806027151), we get a palindrome (25978087952).

It can be divided in two parts, 151720 and 60801, that added together give a square (212521 = 461²).

The spelling of 15172060801 in words is "fifteen billion, one hundred seventy-two million, sixty thousand, eight hundred one".