315514142 has 8 divisors (see below), whose sum is σ = 489591000. Its totient is φ = 152317144.

The previous prime is 315514127. The next prime is 315514159. The reversal of 315514142 is 241415513.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2719892 + ... + 2720007.

It is an arithmetic number, because the mean of its divisors is an integer number (61198875).

Almost surely, 2^315514142 is an apocalyptic number.

315514142 is a deficient number, since it is larger than the sum of its proper divisors (174076858).

315514142 is a wasteful number, since it uses less digits than its factorization.

315514142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5439930.

The product of its digits is 2400, while the sum is 26.

The square root of 315514142 is about 17762.7177537673. The cubic root of 315514142 is about 680.7791976233.

Adding to 315514142 its reverse (241415513), we get a palindrome (556929655).

The spelling of 315514142 in words is "three hundred fifteen million, five hundred fourteen thousand, one hundred forty-two".