1150743731 has 2 divisors, whose sum is σ = 1150743732. Its totient is φ = 1150743730.

The previous prime is 1150743701. The next prime is 1150743733. The reversal of 1150743731 is 1373470511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1150743731 - 2¹⁸ = 1150481587 is a prime.

It is a super-2 number, since 2×1150743731² = 2648422268871600722, which contains 22 as substring.

Together with 1150743733, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1150743733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575371865 + 575371866.

It is an arithmetic number, because the mean of its divisors is an integer number (575371866).

Almost surely, 2^1150743731 is an apocalyptic number.

1150743731 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150743731 is an equidigital number, since it uses as much as digits as its factorization.

1150743731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 1150743731 is about 33922.6138586047. The cubic root of 1150743731 is about 1047.9153593410.

The spelling of 1150743731 in words is "one billion, one hundred fifty million, seven hundred forty-three thousand, seven hundred thirty-one".