45462961 has 4 divisors (see below), whose sum is σ = 45752692. Its totient is φ = 45173232.

The previous prime is 45462941. The next prime is 45462983. The reversal of 45462961 is 16926454.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3783025 + 41679936 = 1945^2 + 6456^2 .

It is a cyclic number.

It is not a de Polignac number, because 45462961 - 2²³ = 37074353 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 45462961.

It is not an unprimeable number, because it can be changed into a prime (45462931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144630 + ... + 144943.

It is an arithmetic number, because the mean of its divisors is an integer number (11438173).

Almost surely, 2^45462961 is an apocalyptic number.

It is an amenable number.

45462961 is a deficient number, since it is larger than the sum of its proper divisors (289731).

45462961 is a wasteful number, since it uses less digits than its factorization.

45462961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289730.

The product of its digits is 51840, while the sum is 37.

The square root of 45462961 is about 6742.6227093024. The cubic root of 45462961 is about 356.9049510657.

The spelling of 45462961 in words is "forty-five million, four hundred sixty-two thousand, nine hundred sixty-one".