131467537 has 2 divisors, whose sum is σ = 131467538. Its totient is φ = 131467536.

The previous prime is 131467493. The next prime is 131467571. The reversal of 131467537 is 735764131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123121216 + 8346321 = 11096^2 + 2889^2 .

It is a cyclic number.

It is not a de Polignac number, because 131467537 - 2¹¹ = 131465489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131467496 and 131467505.

It is not a weakly prime, because it can be changed into another prime (131467337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65733768 + 65733769.

It is an arithmetic number, because the mean of its divisors is an integer number (65733769).

Almost surely, 2^131467537 is an apocalyptic number.

It is an amenable number.

131467537 is a deficient number, since it is larger than the sum of its proper divisors (1).

131467537 is an equidigital number, since it uses as much as digits as its factorization.

131467537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52920, while the sum is 37.

The square root of 131467537 is about 11465.9293997478. The cubic root of 131467537 is about 508.4787901818.

The spelling of 131467537 in words is "one hundred thirty-one million, four hundred sixty-seven thousand, five hundred thirty-seven".