45313397 has 2 divisors, whose sum is σ = 45313398. Its totient is φ = 45313396.

The previous prime is 45313393. The next prime is 45313403. The reversal of 45313397 is 79331354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40119556 + 5193841 = 6334^2 + 2279^2 .

It is a cyclic number.

It is not a de Polignac number, because 45313397 - 2² = 45313393 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45313391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22656698 + 22656699.

It is an arithmetic number, because the mean of its divisors is an integer number (22656699).

Almost surely, 2^45313397 is an apocalyptic number.

It is an amenable number.

45313397 is a deficient number, since it is larger than the sum of its proper divisors (1).

45313397 is an equidigital number, since it uses as much as digits as its factorization.

45313397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 35.

The square root of 45313397 is about 6731.5226360757. The cubic root of 45313397 is about 356.5131392495.

The spelling of 45313397 in words is "forty-five million, three hundred thirteen thousand, three hundred ninety-seven".