485137131 has 16 divisors (see below), whose sum is σ = 655142400. Its totient is φ = 319290048.

The previous prime is 485137129. The next prime is 485137157. The reversal of 485137131 is 131731584.

It is not a de Polignac number, because 485137131 - 2¹ = 485137129 is a prime.

It is a super-2 number, since 2×485137131² = 470716071749822322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 485137092 and 485137101.

It is not an unprimeable number, because it can be changed into a prime (485137111) 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, 257250 + ... + 259128.

It is an arithmetic number, because the mean of its divisors is an integer number (40946400).

Almost surely, 2^485137131 is an apocalyptic number.

485137131 is a deficient number, since it is larger than the sum of its proper divisors (170005269).

485137131 is a wasteful number, since it uses less digits than its factorization.

485137131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2938.

The product of its digits is 10080, while the sum is 33.

The square root of 485137131 is about 22025.8287244771. The cubic root of 485137131 is about 785.7568429259.

The spelling of 485137131 in words is "four hundred eighty-five million, one hundred thirty-seven thousand, one hundred thirty-one".