72413226131 has 2 divisors, whose sum is σ = 72413226132. Its totient is φ = 72413226130.

The previous prime is 72413226091. The next prime is 72413226157. The reversal of 72413226131 is 13162231427.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72413226131 - 2¹⁴ = 72413209747 is a prime.

It is a super-2 number, since 2×72413226131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (72413226731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36206613065 + 36206613066.

It is an arithmetic number, because the mean of its divisors is an integer number (36206613066).

Almost surely, 2^72413226131 is an apocalyptic number.

72413226131 is a deficient number, since it is larger than the sum of its proper divisors (1).

72413226131 is an equidigital number, since it uses as much as digits as its factorization.

72413226131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 32.

Adding to 72413226131 its reverse (13162231427), we get a palindrome (85575457558).

The spelling of 72413226131 in words is "seventy-two billion, four hundred thirteen million, two hundred twenty-six thousand, one hundred thirty-one".