45521351 has 8 divisors (see below), whose sum is σ = 45934464. Its totient is φ = 45110520.

The previous prime is 45521339. The next prime is 45521353. The reversal of 45521351 is 15312554.

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

It is a cyclic number.

It is not a de Polignac number, because 45521351 - 2¹⁰ = 45520327 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 45521351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45521353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93230 + ... + 93716.

It is an arithmetic number, because the mean of its divisors is an integer number (5741808).

Almost surely, 2^45521351 is an apocalyptic number.

45521351 is a deficient number, since it is larger than the sum of its proper divisors (413113).

45521351 is a wasteful number, since it uses less digits than its factorization.

45521351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141.

The product of its digits is 3000, while the sum is 26.

The square root of 45521351 is about 6746.9512374109. The cubic root of 45521351 is about 357.0576817299.

The spelling of 45521351 in words is "forty-five million, five hundred twenty-one thousand, three hundred fifty-one".