402150115 has 4 divisors (see below), whose sum is σ = 482580144. Its totient is φ = 321720088.

The previous prime is 402150109. The next prime is 402150121. The reversal of 402150115 is 511051204.

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

It is an interprime number because it is at equal distance from previous prime (402150109) and next prime (402150121).

It is a cyclic number.

It is not a de Polignac number, because 402150115 - 2³ = 402150107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 402150092 and 402150101.

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 in 3 ways as a sum of consecutive naturals, for example, 40215007 + ... + 40215016.

It is an arithmetic number, because the mean of its divisors is an integer number (120645036).

Almost surely, 2^402150115 is an apocalyptic number.

402150115 is a deficient number, since it is larger than the sum of its proper divisors (80430029).

402150115 is an equidigital number, since it uses as much as digits as its factorization.

402150115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80430028.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 402150115 is about 20053.6808342010. The cubic root of 402150115 is about 738.1241232119.

The spelling of 402150115 in words is "four hundred two million, one hundred fifty thousand, one hundred fifteen".