2403142131 has 32 divisors (see below), whose sum is σ = 3536565760. Its totient is φ = 1442479104.

The previous prime is 2403142123. The next prime is 2403142141. The reversal of 2403142131 is 1312413042.

It is not a de Polignac number, because 2403142131 - 2³ = 2403142123 is a prime.

It is a super-2 number, since 2×2403142131² = 11550184203574442322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2403142098 and 2403142107.

It is not an unprimeable number, because it can be changed into a prime (2403142121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264675 + ... + 273603.

It is an arithmetic number, because the mean of its divisors is an integer number (110517680).

Almost surely, 2^2403142131 is an apocalyptic number.

2403142131 is a deficient number, since it is larger than the sum of its proper divisors (1133423629).

2403142131 is a wasteful number, since it uses less digits than its factorization.

2403142131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9115.

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

The square root of 2403142131 is about 49021.8536063254. The cubic root of 2403142131 is about 1339.4499359236.

Adding to 2403142131 its reverse (1312413042), we get a palindrome (3715555173).

The spelling of 2403142131 in words is "two billion, four hundred three million, one hundred forty-two thousand, one hundred thirty-one".