913411531 has 2 divisors, whose sum is σ = 913411532. Its totient is φ = 913411530.

The previous prime is 913411523. The next prime is 913411537. The reversal of 913411531 is 135114319.

It is a strong prime.

It is an emirp because it is prime and its reverse (135114319) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 913411531 - 2³ = 913411523 is a prime.

It is a super-2 number, since 2×913411531² = 1668641249927527922, 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 913411531.

It is not a weakly prime, because it can be changed into another prime (913411537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456705765 + 456705766.

It is an arithmetic number, because the mean of its divisors is an integer number (456705766).

Almost surely, 2^913411531 is an apocalyptic number.

913411531 is a deficient number, since it is larger than the sum of its proper divisors (1).

913411531 is an equidigital number, since it uses as much as digits as its factorization.

913411531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1620, while the sum is 28.

The square root of 913411531 is about 30222.6989363955. The cubic root of 913411531 is about 970.2615693783.

The spelling of 913411531 in words is "nine hundred thirteen million, four hundred eleven thousand, five hundred thirty-one".