146012515 has 12 divisors (see below), whose sum is σ = 192592512. Its totient is φ = 106190480.

The previous prime is 146012453. The next prime is 146012527. The reversal of 146012515 is 515210641.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-146012515 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146012515.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120067 + ... + 121276.

It is an arithmetic number, because the mean of its divisors is an integer number (16049376).

Almost surely, 2^146012515 is an apocalyptic number.

146012515 is a deficient number, since it is larger than the sum of its proper divisors (46579997).

146012515 is a wasteful number, since it uses less digits than its factorization.

146012515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241370 (or 241359 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 146012515 is about 12083.5638368819. The cubic root of 146012515 is about 526.5787879243.

The spelling of 146012515 in words is "one hundred forty-six million, twelve thousand, five hundred fifteen".