1493476131 has 16 divisors (see below), whose sum is σ = 2277530624. Its totient is φ = 852755904.

The previous prime is 1493476099. The next prime is 1493476141. The reversal of 1493476131 is 1316743941.

It is a happy number.

It is not a de Polignac number, because 1493476131 - 2⁵ = 1493476099 is a prime.

It is a super-2 number, since 2×1493476131² = 4460941907733458322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1493476131.

It is not an unprimeable number, because it can be changed into a prime (1493476141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1071 + ... + 54663.

It is an arithmetic number, because the mean of its divisors is an integer number (142345664).

Almost surely, 2^1493476131 is an apocalyptic number.

1493476131 is a deficient number, since it is larger than the sum of its proper divisors (784054493).

1493476131 is a wasteful number, since it uses less digits than its factorization.

1493476131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54930.

The product of its digits is 54432, while the sum is 39.

The square root of 1493476131 is about 38645.5188993498. The cubic root of 1493476131 is about 1143.0522828488.

The spelling of 1493476131 in words is "one billion, four hundred ninety-three million, four hundred seventy-six thousand, one hundred thirty-one".