64091045 has 16 divisors (see below), whose sum is σ = 78693120. Its totient is φ = 50092224.

The previous prime is 64091021. The next prime is 64091057. The reversal of 64091045 is 54019046.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64091045 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64090999 and 64091017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96926 + ... + 97584.

It is an arithmetic number, because the mean of its divisors is an integer number (4918320).

Almost surely, 2^64091045 is an apocalyptic number.

It is an amenable number.

64091045 is a deficient number, since it is larger than the sum of its proper divisors (14602075).

64091045 is a wasteful number, since it uses less digits than its factorization.

64091045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 64091045 is about 8005.6882902097. The cubic root of 64091045 is about 400.1895872109.

The spelling of 64091045 in words is "sixty-four million, ninety-one thousand, forty-five".