45777901 has 4 divisors (see below), whose sum is σ = 49299292. Its totient is φ = 42256512.

The previous prime is 45777887. The next prime is 45777911. The reversal of 45777901 is 10977754.

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 28355625 + 17422276 = 5325^2 + 4174^2 .

It is a cyclic number.

It is not a de Polignac number, because 45777901 - 2⁵ = 45777869 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 (45777911) 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, 1760676 + ... + 1760701.

It is an arithmetic number, because the mean of its divisors is an integer number (12324823).

Almost surely, 2^45777901 is an apocalyptic number.

It is an amenable number.

45777901 is a deficient number, since it is larger than the sum of its proper divisors (3521391).

45777901 is a wasteful number, since it uses less digits than its factorization.

45777901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3521390.

The product of its (nonzero) digits is 61740, while the sum is 40.

The square root of 45777901 is about 6765.9368161401. The cubic root of 45777901 is about 357.7271961214.

The spelling of 45777901 in words is "forty-five million, seven hundred seventy-seven thousand, nine hundred one".