1145031602 has 32 divisors (see below), whose sum is σ = 2026745280. Its totient is φ = 478307520.

The previous prime is 1145031581. The next prime is 1145031623. The reversal of 1145031602 is 2061305411.

It is an interprime number because it is at equal distance from previous prime (1145031581) and next prime (1145031623).

It is a super-2 number, since 2×1145031602² = 2622194739157372808, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56753 + ... + 74235.

It is an arithmetic number, because the mean of its divisors is an integer number (63335790).

Almost surely, 2^1145031602 is an apocalyptic number.

1145031602 is a deficient number, since it is larger than the sum of its proper divisors (881713678).

1145031602 is a wasteful number, since it uses less digits than its factorization.

1145031602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17738.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1145031602 is about 33838.3155904664. The cubic root of 1145031602 is about 1046.1785812837.

The spelling of 1145031602 in words is "one billion, one hundred forty-five million, thirty-one thousand, six hundred two".