131451425113 has 2 divisors, whose sum is σ = 131451425114. Its totient is φ = 131451425112.

The previous prime is 131451425101. The next prime is 131451425129. The reversal of 131451425113 is 311524154131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96828635929 + 34622789184 = 311173^2 + 186072^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131451425113 is a prime.

It is not a weakly prime, because it can be changed into another prime (131451425153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65725712556 + 65725712557.

It is an arithmetic number, because the mean of its divisors is an integer number (65725712557).

Almost surely, 2^131451425113 is an apocalyptic number.

It is an amenable number.

131451425113 is a deficient number, since it is larger than the sum of its proper divisors (1).

131451425113 is an equidigital number, since it uses as much as digits as its factorization.

131451425113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 31.

Adding to 131451425113 its reverse (311524154131), we get a palindrome (442975579244).

The spelling of 131451425113 in words is "one hundred thirty-one billion, four hundred fifty-one million, four hundred twenty-five thousand, one hundred thirteen".