9361531 has 2 divisors, whose sum is σ = 9361532. Its totient is φ = 9361530.

The previous prime is 9361493. The next prime is 9361591. The reversal of 9361531 is 1351639.

It is a weak prime.

It is an emirp because it is prime and its reverse (1351639) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9361531 - 2¹⁵ = 9328763 is a prime.

It is a super-2 number, since 2×9361531² = 175276525327922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9361531.

It is not a weakly prime, because it can be changed into another prime (9361591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4680765 + 4680766.

It is an arithmetic number, because the mean of its divisors is an integer number (4680766).

Almost surely, 2^9361531 is an apocalyptic number.

9361531 is a deficient number, since it is larger than the sum of its proper divisors (1).

9361531 is an equidigital number, since it uses as much as digits as its factorization.

9361531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2430, while the sum is 28.

The square root of 9361531 is about 3059.6619094272. The cubic root of 9361531 is about 210.7571384207.

The spelling of 9361531 in words is "nine million, three hundred sixty-one thousand, five hundred thirty-one".