131133411 has 10 divisors (see below), whose sum is σ = 195890772. Its totient is φ = 87422220.

The previous prime is 131133407. The next prime is 131133437. The reversal of 131133411 is 114331131.

It is not a de Polignac number, because 131133411 - 2² = 131133407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131133811) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 809385 + ... + 809546.

Almost surely, 2^131133411 is an apocalyptic number.

131133411 is a deficient number, since it is larger than the sum of its proper divisors (64757361).

131133411 is an equidigital number, since it uses as much as digits as its factorization.

131133411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618943 (or 1618934 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 131133411 is about 11451.3497457723. The cubic root of 131133411 is about 508.0476568327.

Adding to 131133411 its reverse (114331131), we get a palindrome (245464542).

The spelling of 131133411 in words is "one hundred thirty-one million, one hundred thirty-three thousand, four hundred eleven".