45420951 has 8 divisors (see below), whose sum is σ = 60962944. Its totient is φ = 30079800.

The previous prime is 45420913. The next prime is 45420967. The reversal of 45420951 is 15902454.

45420951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 45420951 - 2¹¹ = 45418903 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 (45428951) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 49681 + ... + 50586.

It is an arithmetic number, because the mean of its divisors is an integer number (7620368).

Almost surely, 2^45420951 is an apocalyptic number.

45420951 is a deficient number, since it is larger than the sum of its proper divisors (15541993).

45420951 is a wasteful number, since it uses less digits than its factorization.

45420951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100421.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 45420951 is about 6739.5067326919. The cubic root of 45420951 is about 356.7949846425.

The spelling of 45420951 in words is "forty-five million, four hundred twenty thousand, nine hundred fifty-one".