1165278002 has 16 divisors (see below), whose sum is σ = 2021689152. Its totient is φ = 493387440.

The previous prime is 1165277987. The next prime is 1165278017. The reversal of 1165278002 is 2008725611.

It is an interprime number because it is at equal distance from previous prime (1165277987) and next prime (1165278017).

It is a super-2 number, since 2×1165278002² = 2715745643890224008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1165278002.

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, 500249 + ... + 502572.

It is an arithmetic number, because the mean of its divisors is an integer number (126355572).

Almost surely, 2^1165278002 is an apocalyptic number.

1165278002 is a deficient number, since it is larger than the sum of its proper divisors (856411150).

1165278002 is a wasteful number, since it uses less digits than its factorization.

1165278002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002913.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 1165278002 is about 34136.1685313393. The cubic root of 1165278002 is about 1052.3087525707.

The spelling of 1165278002 in words is "one billion, one hundred sixty-five million, two hundred seventy-eight thousand, two".