134262631 has 2 divisors, whose sum is σ = 134262632. Its totient is φ = 134262630.

The previous prime is 134262629. The next prime is 134262649. The reversal of 134262631 is 136262431.

It is a weak prime.

It is an emirp because it is prime and its reverse (136262431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134262631 - 2¹ = 134262629 is a prime.

It is a super-2 number, since 2×134262631² = 36052908166084322, which contains 22 as substring.

Together with 134262629, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 134262631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134262131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67131315 + 67131316.

It is an arithmetic number, because the mean of its divisors is an integer number (67131316).

Almost surely, 2^134262631 is an apocalyptic number.

134262631 is a deficient number, since it is larger than the sum of its proper divisors (1).

134262631 is an equidigital number, since it uses as much as digits as its factorization.

134262631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 28.

The square root of 134262631 is about 11587.1752813186. The cubic root of 134262631 is about 512.0570907509.

The spelling of 134262631 in words is "one hundred thirty-four million, two hundred sixty-two thousand, six hundred thirty-one".