36515291 has 2 divisors, whose sum is σ = 36515292. Its totient is φ = 36515290.

The previous prime is 36515267. The next prime is 36515341. The reversal of 36515291 is 19251563.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36515291 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36515221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18257645 + 18257646.

It is an arithmetic number, because the mean of its divisors is an integer number (18257646).

Almost surely, 2^36515291 is an apocalyptic number.

36515291 is a deficient number, since it is larger than the sum of its proper divisors (1).

36515291 is an equidigital number, since it uses as much as digits as its factorization.

36515291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8100, while the sum is 32.

The square root of 36515291 is about 6042.7883464507. The cubic root of 36515291 is about 331.7606872435.

The spelling of 36515291 in words is "thirty-six million, five hundred fifteen thousand, two hundred ninety-one".