45542579 has 2 divisors, whose sum is σ = 45542580. Its totient is φ = 45542578.

The previous prime is 45542533. The next prime is 45542591. The reversal of 45542579 is 97524554.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45542579 - 2¹² = 45538483 is a prime.

It is not a weakly prime, because it can be changed into another prime (45542509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22771289 + 22771290.

It is an arithmetic number, because the mean of its divisors is an integer number (22771290).

Almost surely, 2^45542579 is an apocalyptic number.

45542579 is a deficient number, since it is larger than the sum of its proper divisors (1).

45542579 is an equidigital number, since it uses as much as digits as its factorization.

45542579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252000, while the sum is 41.

The square root of 45542579 is about 6748.5242090401. The cubic root of 45542579 is about 357.1131754152.

It can be divided in two parts, 455 and 42579, that added together give a palindrome (43034).

The spelling of 45542579 in words is "forty-five million, five hundred forty-two thousand, five hundred seventy-nine".