45678487 has 2 divisors, whose sum is σ = 45678488. Its totient is φ = 45678486.

The previous prime is 45678467. The next prime is 45678491. The reversal of 45678487 is 78487654.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45678487 - 2⁷ = 45678359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45678487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45678467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22839243 + 22839244.

It is an arithmetic number, because the mean of its divisors is an integer number (22839244).

Almost surely, 2^45678487 is an apocalyptic number.

45678487 is a deficient number, since it is larger than the sum of its proper divisors (1).

45678487 is an equidigital number, since it uses as much as digits as its factorization.

45678487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1505280, while the sum is 49.

The square root of 45678487 is about 6758.5861687190. The cubic root of 45678487 is about 357.4680545892.

The spelling of 45678487 in words is "forty-five million, six hundred seventy-eight thousand, four hundred eighty-seven".