615070097 has 2 divisors, whose sum is σ = 615070098. Its totient is φ = 615070096.

The previous prime is 615070091. The next prime is 615070121. The reversal of 615070097 is 790070516.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 480881041 + 134189056 = 21929^2 + 11584^2 .

It is a cyclic number.

It is not a de Polignac number, because 615070097 - 2¹⁶ = 615004561 is a prime.

It is a super-2 number, since 2×615070097² = 756622448447178818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (615070091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307535048 + 307535049.

It is an arithmetic number, because the mean of its divisors is an integer number (307535049).

Almost surely, 2^615070097 is an apocalyptic number.

It is an amenable number.

615070097 is a deficient number, since it is larger than the sum of its proper divisors (1).

615070097 is an equidigital number, since it uses as much as digits as its factorization.

615070097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13230, while the sum is 35.

The square root of 615070097 is about 24800.6067869316. The cubic root of 615070097 is about 850.4358074282.

The spelling of 615070097 in words is "six hundred fifteen million, seventy thousand, ninety-seven".