45021161453 has 8 divisors (see below), whose sum is σ = 45158063808. Its totient is φ = 44884312704.

The previous prime is 45021161359. The next prime is 45021161459. The reversal of 45021161453 is 35416112054.

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 45021161453 - 2¹⁸ = 45020899309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45021161459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2229026 + ... + 2249132.

It is an arithmetic number, because the mean of its divisors is an integer number (5644757976).

Almost surely, 2^45021161453 is an apocalyptic number.

It is an amenable number.

45021161453 is a deficient number, since it is larger than the sum of its proper divisors (136902355).

45021161453 is a wasteful number, since it uses less digits than its factorization.

45021161453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26803.

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 45021161453 in words is "forty-five billion, twenty-one million, one hundred sixty-one thousand, four hundred fifty-three".