131859037 has 2 divisors, whose sum is σ = 131859038. Its totient is φ = 131859036.

The previous prime is 131858983. The next prime is 131859047. The reversal of 131859037 is 730958131.

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., 98922916 + 32936121 = 9946^2 + 5739^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131859037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131858987 and 131859005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131859047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65929518 + 65929519.

It is an arithmetic number, because the mean of its divisors is an integer number (65929519).

Almost surely, 2^131859037 is an apocalyptic number.

It is an amenable number.

131859037 is a deficient number, since it is larger than the sum of its proper divisors (1).

131859037 is an equidigital number, since it uses as much as digits as its factorization.

131859037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 131859037 is about 11482.9890272524. The cubic root of 131859037 is about 508.9830266211.

It can be divided in two parts, 13185 and 9037, that added together give a palindrome (22222).

The spelling of 131859037 in words is "one hundred thirty-one million, eight hundred fifty-nine thousand, thirty-seven".