1151377402 has 24 divisors (see below), whose sum is σ = 2010543444. Its totient is φ = 493077312.

The previous prime is 1151377397. The next prime is 1151377439. The reversal of 1151377402 is 2047731511.

It can be written as a sum of positive squares in 2 ways, for example, as 1149277801 + 2099601 = 33901^2 + 1449^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156838 + ... + 164014.

Almost surely, 2^1151377402 is an apocalyptic number.

1151377402 is a deficient number, since it is larger than the sum of its proper divisors (859166042).

1151377402 is a wasteful number, since it uses less digits than its factorization.

1151377402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8830 (or 8823 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 1151377402 is about 33931.9525226592. The cubic root of 1151377402 is about 1048.1076731484.

The spelling of 1151377402 in words is "one billion, one hundred fifty-one million, three hundred seventy-seven thousand, four hundred two".