1018162401 has 16 divisors (see below), whose sum is σ = 1367330496. Its totient is φ = 673903296.

The previous prime is 1018162399. The next prime is 1018162433. The reversal of 1018162401 is 1042618101.

It is not a de Polignac number, because 1018162401 - 2¹ = 1018162399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1018162451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246711 + ... + 250803.

It is an arithmetic number, because the mean of its divisors is an integer number (85458156).

Almost surely, 2^1018162401 is an apocalyptic number.

It is an amenable number.

1018162401 is a deficient number, since it is larger than the sum of its proper divisors (349168095).

1018162401 is a wasteful number, since it uses less digits than its factorization.

1018162401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4672.

The product of its (nonzero) digits is 384, while the sum is 24.

The square root of 1018162401 is about 31908.6571481785. The cubic root of 1018162401 is about 1006.0178465452.

The spelling of 1018162401 in words is "one billion, eighteen million, one hundred sixty-two thousand, four hundred one".