45455961 has 8 divisors (see below), whose sum is σ = 63797920. Its totient is φ = 28708992.

The previous prime is 45455933. The next prime is 45455987. The reversal of 45455961 is 16955454.

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

It is not a de Polignac number, because 45455961 - 2⁵ = 45455929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45455561) 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, 398680 + ... + 398793.

It is an arithmetic number, because the mean of its divisors is an integer number (7974740).

Almost surely, 2^45455961 is an apocalyptic number.

It is an amenable number.

45455961 is a deficient number, since it is larger than the sum of its proper divisors (18341959).

45455961 is a wasteful number, since it uses less digits than its factorization.

45455961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797495.

The product of its digits is 108000, while the sum is 39.

The square root of 45455961 is about 6742.1036034757. The cubic root of 45455961 is about 356.8866323961.

The spelling of 45455961 in words is "forty-five million, four hundred fifty-five thousand, nine hundred sixty-one".