134863992 has 48 divisors (see below), whose sum is σ = 386745840. Its totient is φ = 42309888.

The previous prime is 134863951. The next prime is 134863997. The reversal of 134863992 is 299368431.

It is a happy number.

134863992 is a `hidden beast` number, since 1 + 3 + 4 + 8 + 639 + 9 + 2 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134863997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53868 + ... + 56315.

It is an arithmetic number, because the mean of its divisors is an integer number (8057205).

Almost surely, 2^134863992 is an apocalyptic number.

134863992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134863992 is an abundant number, since it is smaller than the sum of its proper divisors (251881848).

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

134863992 is a wasteful number, since it uses less digits than its factorization.

134863992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110212 (or 110205 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 134863992 is about 11613.0957113080. The cubic root of 134863992 is about 512.8204517403.

The spelling of 134863992 in words is "one hundred thirty-four million, eight hundred sixty-three thousand, nine hundred ninety-two".