5431537 has 2 divisors, whose sum is σ = 5431538. Its totient is φ = 5431536.

The previous prime is 5431529. The next prime is 5431561. The reversal of 5431537 is 7351345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3538161 + 1893376 = 1881^2 + 1376^2 .

It is a cyclic number.

It is not a de Polignac number, because 5431537 - 2³ = 5431529 is a prime.

It is not a weakly prime, because it can be changed into another prime (5431507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2715768 + 2715769.

It is an arithmetic number, because the mean of its divisors is an integer number (2715769).

Almost surely, 2^5431537 is an apocalyptic number.

It is an amenable number.

5431537 is a deficient number, since it is larger than the sum of its proper divisors (1).

5431537 is an equidigital number, since it uses as much as digits as its factorization.

5431537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6300, while the sum is 28.

The square root of 5431537 is about 2330.5658111283. The cubic root of 5431537 is about 175.7819376651.

It can be divided in two parts, 543 and 1537, that added together give a triangular number (2080 = T₆₄).

The spelling of 5431537 in words is "five million, four hundred thirty-one thousand, five hundred thirty-seven".