134157942 has 24 divisors (see below), whose sum is σ = 303314544. Its totient is φ = 42774864.

The previous prime is 134157937. The next prime is 134157943. The reversal of 134157942 is 249751431.

134157942 is a `hidden beast` number, since 1 + 3 + 41 + 579 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 134157897 and 134157906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134157943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161613 + ... + 162440.

It is an arithmetic number, because the mean of its divisors is an integer number (12638106).

Almost surely, 2^134157942 is an apocalyptic number.

134157942 is an abundant number, since it is smaller than the sum of its proper divisors (169156602).

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

134157942 is a wasteful number, since it uses less digits than its factorization.

134157942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324084 (or 324081 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 134157942 is about 11582.6569490769. The cubic root of 134157942 is about 511.9239668792.

The spelling of 134157942 in words is "one hundred thirty-four million, one hundred fifty-seven thousand, nine hundred forty-two".