45878071 has 2 divisors, whose sum is σ = 45878072. Its totient is φ = 45878070.

The previous prime is 45878059. The next prime is 45878081. The reversal of 45878071 is 17087854.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45878071 - 2¹⁹ = 45353783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45878081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22939035 + 22939036.

It is an arithmetic number, because the mean of its divisors is an integer number (22939036).

Almost surely, 2^45878071 is an apocalyptic number.

45878071 is the 3621-st centered heptagonal number.

45878071 is a deficient number, since it is larger than the sum of its proper divisors (1).

45878071 is an equidigital number, since it uses as much as digits as its factorization.

45878071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62720, while the sum is 40.

The square root of 45878071 is about 6773.3352936349. The cubic root of 45878071 is about 357.9879291208.

The spelling of 45878071 in words is "forty-five million, eight hundred seventy-eight thousand, seventy-one".