1161368434 has 16 divisors (see below), whose sum is σ = 1754778816. Its totient is φ = 576451600.

The previous prime is 1161368359. The next prime is 1161368441. The reversal of 1161368434 is 4348631611.

It is a super-2 number, since 2×1161368434² = 2697553278983224712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1161368393 and 1161368402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322524 + ... + 326104.

It is an arithmetic number, because the mean of its divisors is an integer number (109673676).

Almost surely, 2^1161368434 is an apocalyptic number.

1161368434 is a deficient number, since it is larger than the sum of its proper divisors (593410382).

1161368434 is a wasteful number, since it uses less digits than its factorization.

1161368434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4721.

The product of its digits is 41472, while the sum is 37.

The square root of 1161368434 is about 34078.8561134320. The cubic root of 1161368434 is about 1051.1305838737.

The spelling of 1161368434 in words is "one billion, one hundred sixty-one million, three hundred sixty-eight thousand, four hundred thirty-four".