1342133131 has 4 divisors (see below), whose sum is σ = 1343700072. Its totient is φ = 1340566192.

The previous prime is 1342133069. The next prime is 1342133179. The reversal of 1342133131 is 1313312431.

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

It is a cyclic number.

It is not a de Polignac number, because 1342133131 - 2¹¹ = 1342131083 is a prime.

It is a super-2 number, since 2×1342133131² = 3602642682655726322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1342133831) 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, 782185 + ... + 783898.

It is an arithmetic number, because the mean of its divisors is an integer number (335925018).

Almost surely, 2^1342133131 is an apocalyptic number.

1342133131 is a deficient number, since it is larger than the sum of its proper divisors (1566941).

1342133131 is an equidigital number, since it uses as much as digits as its factorization.

1342133131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1566940.

The product of its digits is 648, while the sum is 22.

The square root of 1342133131 is about 36635.1351983311. The cubic root of 1342133131 is about 1103.0584665214.

Adding to 1342133131 its reverse (1313312431), we get a palindrome (2655445562).

The spelling of 1342133131 in words is "one billion, three hundred forty-two million, one hundred thirty-three thousand, one hundred thirty-one".