315201115 has 8 divisors (see below), whose sum is σ = 381914208. Its totient is φ = 249712320.

The previous prime is 315201109. The next prime is 315201121. The reversal of 315201115 is 511102513.

It is an interprime number because it is at equal distance from previous prime (315201109) and next prime (315201121).

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

It is not a de Polignac number, because 315201115 - 2⁵ = 315201083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 315201092 and 315201101.

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, 305506 + ... + 306535.

It is an arithmetic number, because the mean of its divisors is an integer number (47739276).

Almost surely, 2^315201115 is an apocalyptic number.

315201115 is a deficient number, since it is larger than the sum of its proper divisors (66713093).

315201115 is a wasteful number, since it uses less digits than its factorization.

315201115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612149.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 315201115 is about 17753.9042185092. The cubic root of 315201115 is about 680.5539855493.

Adding to 315201115 its reverse (511102513), we get a palindrome (826303628).

The spelling of 315201115 in words is "three hundred fifteen million, two hundred one thousand, one hundred fifteen".