4615665157 has 2 divisors, whose sum is σ = 4615665158. Its totient is φ = 4615665156.

The previous prime is 4615665133. The next prime is 4615665211. The reversal of 4615665157 is 7515665164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4322536516 + 293128641 = 65746^2 + 17121^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4615665157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4615605157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2307832578 + 2307832579.

It is an arithmetic number, because the mean of its divisors is an integer number (2307832579).

Almost surely, 2^4615665157 is an apocalyptic number.

It is an amenable number.

4615665157 is a deficient number, since it is larger than the sum of its proper divisors (1).

4615665157 is an equidigital number, since it uses as much as digits as its factorization.

4615665157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756000, while the sum is 46.

The square root of 4615665157 is about 67938.6867476845. The cubic root of 4615665157 is about 1664.9892422659.

The spelling of 4615665157 in words is "four billion, six hundred fifteen million, six hundred sixty-five thousand, one hundred fifty-seven".