142251315 has 8 divisors (see below), whose sum is σ = 227602128. Its totient is φ = 75867360.

The previous prime is 142251283. The next prime is 142251323. The reversal of 142251315 is 513152241.

It is a happy number.

142251315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 142251315 - 2⁵ = 142251283 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4741696 + ... + 4741725.

It is an arithmetic number, because the mean of its divisors is an integer number (28450266).

Almost surely, 2^142251315 is an apocalyptic number.

142251315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

142251315 is a deficient number, since it is larger than the sum of its proper divisors (85350813).

142251315 is an equidigital number, since it uses as much as digits as its factorization.

142251315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9483429.

The product of its digits is 1200, while the sum is 24.

The square root of 142251315 is about 11926.9155694169. The cubic root of 142251315 is about 522.0179417212.

The spelling of 142251315 in words is "one hundred forty-two million, two hundred fifty-one thousand, three hundred fifteen".