16415045 has 4 divisors (see below), whose sum is σ = 19698060. Its totient is φ = 13132032.

The previous prime is 16415017. The next prime is 16415057. The reversal of 16415045 is 54051461.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8473921 + 7941124 = 2911^2 + 2818^2 .

It is a cyclic number.

It is not a de Polignac number, because 16415045 - 2¹² = 16410949 is a prime.

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, 1641500 + ... + 1641509.

It is an arithmetic number, because the mean of its divisors is an integer number (4924515).

Almost surely, 2^16415045 is an apocalyptic number.

It is an amenable number.

16415045 is a deficient number, since it is larger than the sum of its proper divisors (3283015).

16415045 is an equidigital number, since it uses as much as digits as its factorization.

16415045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3283014.

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

The square root of 16415045 is about 4051.5484694127. The cubic root of 16415045 is about 254.1444865831.

The spelling of 16415045 in words is "sixteen million, four hundred fifteen thousand, forty-five".