134262731 has 4 divisors (see below), whose sum is σ = 134747712. Its totient is φ = 133777752.

The previous prime is 134262703. The next prime is 134262761. The reversal of 134262731 is 137262431.

It is a happy number.

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 134262731 - 2¹⁰ = 134261707 is a prime.

It is a super-2 number, since 2×134262731² = 36052961871156722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134262694 and 134262703.

It is not an unprimeable number, because it can be changed into a prime (134262761) 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, 242075 + ... + 242628.

It is an arithmetic number, because the mean of its divisors is an integer number (33686928).

Almost surely, 2^134262731 is an apocalyptic number.

134262731 is a deficient number, since it is larger than the sum of its proper divisors (484981).

134262731 is an equidigital number, since it uses as much as digits as its factorization.

134262731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484980.

The product of its digits is 6048, while the sum is 29.

The square root of 134262731 is about 11587.1795964333. The cubic root of 134262731 is about 512.0572178791.

The spelling of 134262731 in words is "one hundred thirty-four million, two hundred sixty-two thousand, seven hundred thirty-one".