134771292 has 18 divisors (see below), whose sum is σ = 340671968. Its totient is φ = 44923752.

The previous prime is 134771267. The next prime is 134771293. The reversal of 134771292 is 292177431.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×134771292² = 36326602294698528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3743647 = 134771292 / (1 + 3 + 4 + 7 + 7 + 1 + 2 + 9 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134771293) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1871788 + ... + 1871859.

Almost surely, 2^134771292 is an apocalyptic number.

134771292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134771292 is an abundant number, since it is smaller than the sum of its proper divisors (205900676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134771292 is a wasteful number, since it uses less digits than its factorization.

134771292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3743657 (or 3743652 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 134771292 is about 11609.1038413824. The cubic root of 134771292 is about 512.7029275311.

The spelling of 134771292 in words is "one hundred thirty-four million, seven hundred seventy-one thousand, two hundred ninety-two".