45235247 has 2 divisors, whose sum is σ = 45235248. Its totient is φ = 45235246.

The previous prime is 45235243. The next prime is 45235277. The reversal of 45235247 is 74253254.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45235247 - 2² = 45235243 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45235243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22617623 + 22617624.

It is an arithmetic number, because the mean of its divisors is an integer number (22617624).

Almost surely, 2^45235247 is an apocalyptic number.

45235247 is a deficient number, since it is larger than the sum of its proper divisors (1).

45235247 is an equidigital number, since it uses as much as digits as its factorization.

45235247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 32.

The square root of 45235247 is about 6725.7153522878. The cubic root of 45235247 is about 356.3080671943.

The spelling of 45235247 in words is "forty-five million, two hundred thirty-five thousand, two hundred forty-seven".