1490938163 has 24 divisors (see below), whose sum is σ = 1772996400. Its totient is φ = 1245372480.

The previous prime is 1490938147. The next prime is 1490938171. The reversal of 1490938163 is 3618390941.

It is not a de Polignac number, because 1490938163 - 2⁴ = 1490938147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1490938103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 358148 + ... + 362286.

It is an arithmetic number, because the mean of its divisors is an integer number (73874850).

Almost surely, 2^1490938163 is an apocalyptic number.

1490938163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1490938163 is a deficient number, since it is larger than the sum of its proper divisors (282058237).

1490938163 is a wasteful number, since it uses less digits than its factorization.

1490938163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4403 (or 4392 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 1490938163 is about 38612.6684263080. The cubic root of 1490938163 is about 1142.4044262775.

The spelling of 1490938163 in words is "one billion, four hundred ninety million, nine hundred thirty-eight thousand, one hundred sixty-three".