153513142 has 4 divisors (see below), whose sum is σ = 230269716. Its totient is φ = 76756570.

The previous prime is 153513137. The next prime is 153513167. The reversal of 153513142 is 241315351.

It is a happy number.

153513142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38378284 + ... + 38378287.

It is an arithmetic number, because the mean of its divisors is an integer number (57567429).

Almost surely, 2^153513142 is an apocalyptic number.

153513142 is a deficient number, since it is larger than the sum of its proper divisors (76756574).

153513142 is an equidigital number, since it uses as much as digits as its factorization.

153513142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76756573.

The product of its digits is 1800, while the sum is 25.

The square root of 153513142 is about 12390.0420499690. The cubic root of 153513142 is about 535.4453937971.

Adding to 153513142 its reverse (241315351), we get a palindrome (394828493).

The spelling of 153513142 in words is "one hundred fifty-three million, five hundred thirteen thousand, one hundred forty-two".