45494371 has 4 divisors (see below), whose sum is σ = 48993952. Its totient is φ = 41994792.

The previous prime is 45494347. The next prime is 45494381. The reversal of 45494371 is 17349454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17349454 = 2 ⋅8674727.

It is a cyclic number.

It is not a de Polignac number, because 45494371 - 2⁹ = 45493859 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 45494371.

It is not an unprimeable number, because it can be changed into a prime (45494381) 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, 1749771 + ... + 1749796.

It is an arithmetic number, because the mean of its divisors is an integer number (12248488).

Almost surely, 2^45494371 is an apocalyptic number.

45494371 is a deficient number, since it is larger than the sum of its proper divisors (3499581).

45494371 is a wasteful number, since it uses less digits than its factorization.

45494371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3499580.

The product of its digits is 60480, while the sum is 37.

The square root of 45494371 is about 6744.9515194700. The cubic root of 45494371 is about 356.9871264127.

The spelling of 45494371 in words is "forty-five million, four hundred ninety-four thousand, three hundred seventy-one".