45437197 has 8 divisors (see below), whose sum is σ = 50070944. Its totient is φ = 40966128.

The previous prime is 45437191. The next prime is 45437207. The reversal of 45437197 is 79173454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45437197 - 2⁷ = 45437069 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 (45437191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40083 + ... + 41200.

It is an arithmetic number, because the mean of its divisors is an integer number (6258868).

Almost surely, 2^45437197 is an apocalyptic number.

It is an amenable number.

45437197 is a deficient number, since it is larger than the sum of its proper divisors (4633747).

45437197 is a wasteful number, since it uses less digits than its factorization.

45437197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81339.

The product of its digits is 105840, while the sum is 40.

The square root of 45437197 is about 6740.7119060230. The cubic root of 45437197 is about 356.8375186144.

The spelling of 45437197 in words is "forty-five million, four hundred thirty-seven thousand, one hundred ninety-seven".