1151361571 has 2 divisors, whose sum is σ = 1151361572. Its totient is φ = 1151361570.

The previous prime is 1151361539. The next prime is 1151361581. The reversal of 1151361571 is 1751631511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1151361571 - 2⁵ = 1151361539 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151361581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575680785 + 575680786.

It is an arithmetic number, because the mean of its divisors is an integer number (575680786).

Almost surely, 2^1151361571 is an apocalyptic number.

1151361571 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151361571 is an equidigital number, since it uses as much as digits as its factorization.

1151361571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3150, while the sum is 31.

The square root of 1151361571 is about 33931.7192461567. The cubic root of 1151361571 is about 1048.1028694328.

The spelling of 1151361571 in words is "one billion, one hundred fifty-one million, three hundred sixty-one thousand, five hundred seventy-one".