142377120 has 72 divisors (see below), whose sum is σ = 485866836. Its totient is φ = 37966848.

The previous prime is 142377119. The next prime is 142377139. The reversal of 142377120 is 21773241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 140849424 + 1527696 = 11868^2 + 1236^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47997 + ... + 50876.

Almost surely, 2^142377120 is an apocalyptic number.

142377120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142377120 is an abundant number, since it is smaller than the sum of its proper divisors (343489716).

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

142377120 is a wasteful number, since it uses less digits than its factorization.

142377120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98894 (or 98883 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 142377120 is about 11932.1883994513. The cubic root of 142377120 is about 522.1717847437.

The spelling of 142377120 in words is "one hundred forty-two million, three hundred seventy-seven thousand, one hundred twenty".