45687907 has 2 divisors, whose sum is σ = 45687908. Its totient is φ = 45687906.

The previous prime is 45687881. The next prime is 45687911. The reversal of 45687907 is 70978654.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45687907 - 2¹⁹ = 45163619 is a prime.

It is not a weakly prime, because it can be changed into another prime (45687977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22843953 + 22843954.

It is an arithmetic number, because the mean of its divisors is an integer number (22843954).

Almost surely, 2^45687907 is an apocalyptic number.

45687907 is a deficient number, since it is larger than the sum of its proper divisors (1).

45687907 is an equidigital number, since it uses as much as digits as its factorization.

45687907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 46.

The square root of 45687907 is about 6759.2830241084. The cubic root of 45687907 is about 357.4926257302.

The spelling of 45687907 in words is "forty-five million, six hundred eighty-seven thousand, nine hundred seven".