424132131 has 4 divisors (see below), whose sum is σ = 565509512. Its totient is φ = 282754752.

The previous prime is 424132123. The next prime is 424132139. The reversal of 424132131 is 131231424.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (424132123) and next prime (424132139).

It is not a de Polignac number, because 424132131 - 2³ = 424132123 is a prime.

It is a super-2 number, since 2×424132131² = 359776129093202322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424132098 and 424132107.

It is not an unprimeable number, because it can be changed into a prime (424132139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70688686 + ... + 70688691.

It is an arithmetic number, because the mean of its divisors is an integer number (141377378).

Almost surely, 2^424132131 is an apocalyptic number.

424132131 is a deficient number, since it is larger than the sum of its proper divisors (141377381).

424132131 is a wasteful number, since it uses less digits than its factorization.

424132131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141377380.

The product of its digits is 576, while the sum is 21.

The square root of 424132131 is about 20594.4684563598. The cubic root of 424132131 is about 751.3351807571.

Adding to 424132131 its reverse (131231424), we get a palindrome (555363555).

It can be divided in two parts, 42413 and 2131, that added together give a palindrome (44544).

The spelling of 424132131 in words is "four hundred twenty-four million, one hundred thirty-two thousand, one hundred thirty-one".