136451042 has 64 divisors (see below), whose sum is σ = 270273024. Its totient is φ = 50181120.

The previous prime is 136451039. The next prime is 136451047. The reversal of 136451042 is 240154631.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (136451047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154442 + ... + 155322.

It is an arithmetic number, because the mean of its divisors is an integer number (4223016).

Almost surely, 2^136451042 is an apocalyptic number.

136451042 is a deficient number, since it is larger than the sum of its proper divisors (133821982).

136451042 is a wasteful number, since it uses less digits than its factorization.

136451042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 136451042 is about 11681.2260486646. The cubic root of 136451042 is about 514.8241986433.

The spelling of 136451042 in words is "one hundred thirty-six million, four hundred fifty-one thousand, forty-two".