1152918541 has 2 divisors, whose sum is σ = 1152918542. Its totient is φ = 1152918540.

The previous prime is 1152918517. The next prime is 1152918581. The reversal of 1152918541 is 1458192511.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 850888900 + 302029641 = 29170^2 + 17379^2 .

It is a cyclic number.

It is not a de Polignac number, because 1152918541 - 2⁵ = 1152918509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1152918541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1152918581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576459270 + 576459271.

It is an arithmetic number, because the mean of its divisors is an integer number (576459271).

Almost surely, 2^1152918541 is an apocalyptic number.

It is an amenable number.

1152918541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1152918541 is an equidigital number, since it uses as much as digits as its factorization.

1152918541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 37.

The square root of 1152918541 is about 33954.6541876073. The cubic root of 1152918541 is about 1048.5751015377.

The spelling of 1152918541 in words is "one billion, one hundred fifty-two million, nine hundred eighteen thousand, five hundred forty-one".