45351615 has 32 divisors (see below), whose sum is σ = 74592000. Its totient is φ = 23521536.

The previous prime is 45351601. The next prime is 45351637. The reversal of 45351615 is 51615354.

45351615 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45351615 - 2¹⁷ = 45220543 is a prime.

It is a super-3 number, since 3×45351615³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90636 + ... + 91134.

It is an arithmetic number, because the mean of its divisors is an integer number (2331000).

Almost surely, 2^45351615 is an apocalyptic number.

45351615 is a deficient number, since it is larger than the sum of its proper divisors (29240385).

45351615 is a wasteful number, since it uses less digits than its factorization.

45351615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663.

The product of its digits is 9000, while the sum is 30.

The square root of 45351615 is about 6734.3607714467. The cubic root of 45351615 is about 356.6133405975.

Adding to 45351615 its reverse (51615354), we get a palindrome (96966969).

The spelling of 45351615 in words is "forty-five million, three hundred fifty-one thousand, six hundred fifteen".