45019411 has 4 divisors (see below), whose sum is σ = 45053712. Its totient is φ = 44985112.

The previous prime is 45019393. The next prime is 45019423. The reversal of 45019411 is 11491054.

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

It is a cyclic number.

It is not a de Polignac number, because 45019411 - 2²⁵ = 11464979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45019811) 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, 15100 + ... + 17833.

It is an arithmetic number, because the mean of its divisors is an integer number (11263428).

Almost surely, 2^45019411 is an apocalyptic number.

45019411 is a deficient number, since it is larger than the sum of its proper divisors (34301).

45019411 is a wasteful number, since it uses less digits than its factorization.

45019411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34300.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 45019411 is about 6709.6505870276. The cubic root of 45019411 is about 355.7404659534.

The spelling of 45019411 in words is "forty-five million, nineteen thousand, four hundred eleven".