45374047 has 2 divisors, whose sum is σ = 45374048. Its totient is φ = 45374046.

The previous prime is 45374039. The next prime is 45374053. The reversal of 45374047 is 74047354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45374047 - 2³ = 45374039 is a prime.

It is equal to p_2739526 and since 45374047 and 2739526 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45374947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22687023 + 22687024.

It is an arithmetic number, because the mean of its divisors is an integer number (22687024).

Almost surely, 2^45374047 is an apocalyptic number.

45374047 is a deficient number, since it is larger than the sum of its proper divisors (1).

45374047 is an equidigital number, since it uses as much as digits as its factorization.

45374047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 34.

The square root of 45374047 is about 6736.0260539876. The cubic root of 45374047 is about 356.6721274190.

The spelling of 45374047 in words is "forty-five million, three hundred seventy-four thousand, forty-seven".