1174390399 has 36 divisors (see below), whose sum is σ = 1553026104. Its totient is φ = 880111008.

The previous prime is 1174390369. The next prime is 1174390403. The reversal of 1174390399 is 9930934711.

It is a de Polignac number, because none of the positive numbers 2^k-1174390399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1174390309) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 227404 + ... + 232510.

It is an arithmetic number, because the mean of its divisors is an integer number (43139614).

Almost surely, 2^1174390399 is an apocalyptic number.

1174390399 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1174390399 is a deficient number, since it is larger than the sum of its proper divisors (378635705).

1174390399 is a wasteful number, since it uses less digits than its factorization.

1174390399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5172 (or 5146 counting only the distinct ones).

The product of its (nonzero) digits is 183708, while the sum is 46.

The square root of 1174390399 is about 34269.3799039317. The cubic root of 1174390399 is about 1055.0446284364.

The spelling of 1174390399 in words is "one billion, one hundred seventy-four million, three hundred ninety thousand, three hundred ninety-nine".