134763261 has 8 divisors (see below), whose sum is σ = 185880480. Its totient is φ = 86744112.

The previous prime is 134763253. The next prime is 134763271. The reversal of 134763261 is 162367431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 134763261 - 2³ = 134763253 is a prime.

It is a super-2 number, since 2×134763261² = 36322273030708242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134763221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 774415 + ... + 774588.

It is an arithmetic number, because the mean of its divisors is an integer number (23235060).

Almost surely, 2^134763261 is an apocalyptic number.

It is an amenable number.

134763261 is a deficient number, since it is larger than the sum of its proper divisors (51117219).

134763261 is a wasteful number, since it uses less digits than its factorization.

134763261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549035.

The product of its digits is 18144, while the sum is 33.

The square root of 134763261 is about 11608.7579438974. The cubic root of 134763261 is about 512.6927433667.

The spelling of 134763261 in words is "one hundred thirty-four million, seven hundred sixty-three thousand, two hundred sixty-one".