142053499 has 6 divisors (see below), whose sum is σ = 165245964. Its totient is φ = 121760100.

The previous prime is 142053419. The next prime is 142053511. The reversal of 142053499 is 994350241.

It is not a de Polignac number, because 142053499 - 2¹¹ = 142051451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142053419) 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, 1449477 + ... + 1449574.

It is an arithmetic number, because the mean of its divisors is an integer number (27540994).

Almost surely, 2^142053499 is an apocalyptic number.

142053499 is a deficient number, since it is larger than the sum of its proper divisors (23192465).

142053499 is an equidigital number, since it uses as much as digits as its factorization.

142053499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2899065 (or 2899058 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 142053499 is about 11918.6198445961. The cubic root of 142053499 is about 521.7758551376.

The spelling of 142053499 in words is "one hundred forty-two million, fifty-three thousand, four hundred ninety-nine".