45374237 has 2 divisors, whose sum is σ = 45374238. Its totient is φ = 45374236.

The previous prime is 45374137. The next prime is 45374243. The reversal of 45374237 is 73247354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42588676 + 2785561 = 6526^2 + 1669^2 .

It is a cyclic number.

It is not a de Polignac number, because 45374237 - 2²⁰ = 44325661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45374197 and 45374206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45374257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22687118 + 22687119.

It is an arithmetic number, because the mean of its divisors is an integer number (22687119).

Almost surely, 2^45374237 is an apocalyptic number.

It is an amenable number.

45374237 is a deficient number, since it is larger than the sum of its proper divisors (1).

45374237 is an equidigital number, since it uses as much as digits as its factorization.

45374237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 35.

The square root of 45374237 is about 6736.0401572437. The cubic root of 45374237 is about 356.6726252632.

The spelling of 45374237 in words is "forty-five million, three hundred seventy-four thousand, two hundred thirty-seven".