45311397 has 8 divisors (see below), whose sum is σ = 60980256. Its totient is φ = 29925072.

The previous prime is 45311377. The next prime is 45311401. The reversal of 45311397 is 79311354.

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

It is not a de Polignac number, because 45311397 - 2⁷ = 45311269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45311317) 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, 70258 + ... + 70899.

It is an arithmetic number, because the mean of its divisors is an integer number (7622532).

Almost surely, 2^45311397 is an apocalyptic number.

It is an amenable number.

45311397 is a deficient number, since it is larger than the sum of its proper divisors (15668859).

45311397 is a wasteful number, since it uses less digits than its factorization.

45311397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141267.

The product of its digits is 11340, while the sum is 33.

The square root of 45311397 is about 6731.3740796363. The cubic root of 45311397 is about 356.5078940254.

The spelling of 45311397 in words is "forty-five million, three hundred eleven thousand, three hundred ninety-seven".