1152146657 has 2 divisors, whose sum is σ = 1152146658. Its totient is φ = 1152146656.

The previous prime is 1152146641. The next prime is 1152146669. The reversal of 1152146657 is 7566412511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 747694336 + 404452321 = 27344^2 + 20111^2 .

It is a cyclic number.

It is not a de Polignac number, because 1152146657 - 2⁴ = 1152146641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1152146657.

It is not a weakly prime, because it can be changed into another prime (1152146057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576073328 + 576073329.

It is an arithmetic number, because the mean of its divisors is an integer number (576073329).

Almost surely, 2^1152146657 is an apocalyptic number.

It is an amenable number.

1152146657 is a deficient number, since it is larger than the sum of its proper divisors (1).

1152146657 is an equidigital number, since it uses as much as digits as its factorization.

1152146657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 38.

The square root of 1152146657 is about 33943.2858898487. The cubic root of 1152146657 is about 1048.3410407578.

The spelling of 1152146657 in words is "one billion, one hundred fifty-two million, one hundred forty-six thousand, six hundred fifty-seven".