45914191 has 4 divisors (see below), whose sum is σ = 45935800. Its totient is φ = 45892584.

The previous prime is 45914177. The next prime is 45914227. The reversal of 45914191 is 19141954.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45914191 is a prime.

It is a super-2 number, since 2×45914191² = 4216225870368962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45944191) 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, 7221 + ... + 11998.

It is an arithmetic number, because the mean of its divisors is an integer number (11483950).

Almost surely, 2^45914191 is an apocalyptic number.

45914191 is a deficient number, since it is larger than the sum of its proper divisors (21609).

45914191 is a wasteful number, since it uses less digits than its factorization.

45914191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21608.

The product of its digits is 6480, while the sum is 34.

The square root of 45914191 is about 6776.0011068476. The cubic root of 45914191 is about 358.0818529482.

It can be divided in two parts, 4 and 5914191, that added together give a palindrome (5914195).

The spelling of 45914191 in words is "forty-five million, nine hundred fourteen thousand, one hundred ninety-one".