315550126 has 4 divisors (see below), whose sum is σ = 473325192. Its totient is φ = 157775062.

The previous prime is 315550111. The next prime is 315550153. The reversal of 315550126 is 621055513.

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

It is a junction number, because it is equal to n+sod(n) for n = 315550094 and 315550103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78887530 + ... + 78887533.

It is an arithmetic number, because the mean of its divisors is an integer number (118331298).

Almost surely, 2^315550126 is an apocalyptic number.

315550126 is a deficient number, since it is larger than the sum of its proper divisors (157775066).

315550126 is a wasteful number, since it uses less digits than its factorization.

315550126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157775065.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 315550126 is about 17763.7306329498. The cubic root of 315550126 is about 680.8050773163.

The spelling of 315550126 in words is "three hundred fifteen million, five hundred fifty thousand, one hundred twenty-six".