1151689374 has 48 divisors (see below), whose sum is σ = 2813141520. Its totient is φ = 348994800.

The previous prime is 1151689369. The next prime is 1151689393. The reversal of 1151689374 is 4739861511.

1151689374 is a `hidden beast` number, since 115 + 168 + 9 + 374 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81597 + ... + 94664.

It is an arithmetic number, because the mean of its divisors is an integer number (58607115).

Almost surely, 2^1151689374 is an apocalyptic number.

1151689374 is an abundant number, since it is smaller than the sum of its proper divisors (1661452146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1151689374 is a wasteful number, since it uses less digits than its factorization.

1151689374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176294 (or 176277 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The square root of 1151689374 is about 33936.5492353009. The cubic root of 1151689374 is about 1048.2023281007.

The spelling of 1151689374 in words is "one billion, one hundred fifty-one million, six hundred eighty-nine thousand, three hundred seventy-four".