134422831 has 2 divisors, whose sum is σ = 134422832. Its totient is φ = 134422830.

The previous prime is 134422823. The next prime is 134422861. The reversal of 134422831 is 138224431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134422831 - 2³ = 134422823 is a prime.

It is a super-2 number, since 2×134422831² = 36138994988109122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 134422831.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134422861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67211415 + 67211416.

It is an arithmetic number, because the mean of its divisors is an integer number (67211416).

Almost surely, 2^134422831 is an apocalyptic number.

134422831 is a deficient number, since it is larger than the sum of its proper divisors (1).

134422831 is an equidigital number, since it uses as much as digits as its factorization.

134422831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 28.

The square root of 134422831 is about 11594.0860355614. The cubic root of 134422831 is about 512.2606692168.

The spelling of 134422831 in words is "one hundred thirty-four million, four hundred twenty-two thousand, eight hundred thirty-one".