45980609 has 2 divisors, whose sum is σ = 45980610. Its totient is φ = 45980608.

The previous prime is 45980579. The next prime is 45980629. The reversal of 45980609 is 90608954.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40704400 + 5276209 = 6380^2 + 2297^2 .

It is a cyclic number.

It is not a de Polignac number, because 45980609 - 2¹⁶ = 45915073 is a prime.

It is a super-2 number, since 2×45980609² = 4228432808021762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45980629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22990304 + 22990305.

It is an arithmetic number, because the mean of its divisors is an integer number (22990305).

Almost surely, 2^45980609 is an apocalyptic number.

It is an amenable number.

45980609 is a deficient number, since it is larger than the sum of its proper divisors (1).

45980609 is an equidigital number, since it uses as much as digits as its factorization.

45980609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 45980609 is about 6780.9003089560. The cubic root of 45980609 is about 358.2544330100.

The spelling of 45980609 in words is "forty-five million, nine hundred eighty thousand, six hundred nine".