1154309356 has 12 divisors (see below), whose sum is σ = 2126359480. Its totient is φ = 546778080.

The previous prime is 1154309347. The next prime is 1154309357. The reversal of 1154309356 is 6539034511.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1154309357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7594065 + ... + 7594216.

Almost surely, 2^1154309356 is an apocalyptic number.

It is an amenable number.

1154309356 is a deficient number, since it is larger than the sum of its proper divisors (972050124).

1154309356 is a wasteful number, since it uses less digits than its factorization.

1154309356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15188304 (or 15188302 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 37.

The square root of 1154309356 is about 33975.1284912949. The cubic root of 1154309356 is about 1048.9965791147.

The spelling of 1154309356 in words is "one billion, one hundred fifty-four million, three hundred nine thousand, three hundred fifty-six".