1162445642 has 16 divisors (see below), whose sum is σ = 1783302912. Its totient is φ = 568046640.

The previous prime is 1162445639. The next prime is 1162445677. The reversal of 1162445642 is 2465442611.

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, 60467 + ... + 77337.

It is an arithmetic number, because the mean of its divisors is an integer number (111456432).

Almost surely, 2^1162445642 is an apocalyptic number.

1162445642 is a deficient number, since it is larger than the sum of its proper divisors (620857270).

1162445642 is a wasteful number, since it uses less digits than its factorization.

1162445642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17653.

The product of its digits is 46080, while the sum is 35.

The square root of 1162445642 is about 34094.6570887581. The cubic root of 1162445642 is about 1051.4554696846.

The spelling of 1162445642 in words is "one billion, one hundred sixty-two million, four hundred forty-five thousand, six hundred forty-two".