1151302643 has 2 divisors, whose sum is σ = 1151302644. Its totient is φ = 1151302642.

The previous prime is 1151302627. The next prime is 1151302661. The reversal of 1151302643 is 3462031511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1151302643 - 2⁴ = 1151302627 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151322643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575651321 + 575651322.

It is an arithmetic number, because the mean of its divisors is an integer number (575651322).

Almost surely, 2^1151302643 is an apocalyptic number.

1151302643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151302643 is an equidigital number, since it uses as much as digits as its factorization.

1151302643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1151302643 is about 33930.8509029762. The cubic root of 1151302643 is about 1048.0849880939.

The spelling of 1151302643 in words is "one billion, one hundred fifty-one million, three hundred two thousand, six hundred forty-three".