615116023 has 2 divisors, whose sum is σ = 615116024. Its totient is φ = 615116022.

The previous prime is 615116017. The next prime is 615116057. The reversal of 615116023 is 320611516.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 615116023 - 2²¹ = 613018871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (615116003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307558011 + 307558012.

It is an arithmetic number, because the mean of its divisors is an integer number (307558012).

Almost surely, 2^615116023 is an apocalyptic number.

615116023 is a deficient number, since it is larger than the sum of its proper divisors (1).

615116023 is an equidigital number, since it uses as much as digits as its factorization.

615116023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 615116023 is about 24801.5326744135. The cubic root of 615116023 is about 850.4569736568.

Adding to 615116023 its reverse (320611516), we get a palindrome (935727539).

The spelling of 615116023 in words is "six hundred fifteen million, one hundred sixteen thousand, twenty-three".