1151332657 has 2 divisors, whose sum is σ = 1151332658. Its totient is φ = 1151332656.

The previous prime is 1151332631. The next prime is 1151332687. The reversal of 1151332657 is 7562331511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 588741696 + 562590961 = 24264^2 + 23719^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1151332657 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151332687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575666328 + 575666329.

It is an arithmetic number, because the mean of its divisors is an integer number (575666329).

Almost surely, 2^1151332657 is an apocalyptic number.

It is an amenable number.

1151332657 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151332657 is an equidigital number, since it uses as much as digits as its factorization.

1151332657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18900, while the sum is 34.

The square root of 1151332657 is about 33931.2931819582. The cubic root of 1151332657 is about 1048.0940957337.

The spelling of 1151332657 in words is "one billion, one hundred fifty-one million, three hundred thirty-two thousand, six hundred fifty-seven".