1151174939 has 2 divisors, whose sum is σ = 1151174940. Its totient is φ = 1151174938.

The previous prime is 1151174879. The next prime is 1151174963. The reversal of 1151174939 is 9394711511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1151174939 - 2¹² = 1151170843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1151174896 and 1151174905.

It is not a weakly prime, because it can be changed into another prime (1151174989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575587469 + 575587470.

It is an arithmetic number, because the mean of its divisors is an integer number (575587470).

Almost surely, 2^1151174939 is an apocalyptic number.

1151174939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151174939 is an equidigital number, since it uses as much as digits as its factorization.

1151174939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 41.

The square root of 1151174939 is about 33928.9690235350. The cubic root of 1151174939 is about 1048.0462350069.

The spelling of 1151174939 in words is "one billion, one hundred fifty-one million, one hundred seventy-four thousand, nine hundred thirty-nine".