1508131 has 2 divisors, whose sum is σ = 1508132. Its totient is φ = 1508130.

The previous prime is 1508113. The next prime is 1508141. The reversal of 1508131 is 1318051.

Together with previous prime (1508113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1508131 - 2¹⁵ = 1475363 is a prime.

It is a super-2 number, since 2×1508131² = 4548918226322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1508099 and 1508108.

It is not a weakly prime, because it can be changed into another prime (1508141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 754065 + 754066.

It is an arithmetic number, because the mean of its divisors is an integer number (754066).

2^1508131 is an apocalyptic number.

1508131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1508131 is an equidigital number, since it uses as much as digits as its factorization.

1508131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1508131 is about 1228.0598519616. The cubic root of 1508131 is about 114.6778887896.

It can be divided in two parts, 150 and 8131, that added together give a square (8281 = 91²).

The spelling of 1508131 in words is "one million, five hundred eight thousand, one hundred thirty-one".