2131327534 has 16 divisors (see below), whose sum is σ = 3657872736. Its totient is φ = 912384000.

The previous prime is 2131327529. The next prime is 2131327547. The reversal of 2131327534 is 4357231312.

It is a junction number, because it is equal to n+sod(n) for n = 2131327496 and 2131327505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74067 + ... + 98734.

It is an arithmetic number, because the mean of its divisors is an integer number (228617046).

Almost surely, 2^2131327534 is an apocalyptic number.

2131327534 is a deficient number, since it is larger than the sum of its proper divisors (1526545202).

2131327534 is a wasteful number, since it uses less digits than its factorization.

2131327534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173691.

The product of its digits is 15120, while the sum is 31.

The square root of 2131327534 is about 46166.3030142116. The cubic root of 2131327534 is about 1286.9155992207.

Adding to 2131327534 its reverse (4357231312), we get a palindrome (6488558846).

The spelling of 2131327534 in words is "two billion, one hundred thirty-one million, three hundred twenty-seven thousand, five hundred thirty-four".