49445453 has 2 divisors, whose sum is σ = 49445454. Its totient is φ = 49445452.

The previous prime is 49445443. The next prime is 49445483. The reversal of 49445453 is 35454494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45131524 + 4313929 = 6718^2 + 2077^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49445453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49445443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24722726 + 24722727.

It is an arithmetic number, because the mean of its divisors is an integer number (24722727).

Almost surely, 2^49445453 is an apocalyptic number.

It is an amenable number.

49445453 is a deficient number, since it is larger than the sum of its proper divisors (1).

49445453 is an equidigital number, since it uses as much as digits as its factorization.

49445453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 38.

The square root of 49445453 is about 7031.7460847218. The cubic root of 49445453 is about 367.0361043213.

The spelling of 49445453 in words is "forty-nine million, four hundred forty-five thousand, four hundred fifty-three".