45429487 has 2 divisors, whose sum is σ = 45429488. Its totient is φ = 45429486.

The previous prime is 45429481. The next prime is 45429493. The reversal of 45429487 is 78492454.

It is a balanced prime because it is at equal distance from previous prime (45429481) and next prime (45429493).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45429487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45429481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22714743 + 22714744.

It is an arithmetic number, because the mean of its divisors is an integer number (22714744).

Almost surely, 2^45429487 is an apocalyptic number.

45429487 is a deficient number, since it is larger than the sum of its proper divisors (1).

45429487 is an equidigital number, since it uses as much as digits as its factorization.

45429487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 43.

The square root of 45429487 is about 6740.1399837095. The cubic root of 45429487 is about 356.8173341762.

The spelling of 45429487 in words is "forty-five million, four hundred twenty-nine thousand, four hundred eighty-seven".