49485451 has 2 divisors, whose sum is σ = 49485452. Its totient is φ = 49485450.

The previous prime is 49485431. The next prime is 49485461. The reversal of 49485451 is 15458494.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49485451 - 2¹¹ = 49483403 is a prime.

It is not a weakly prime, because it can be changed into another prime (49485421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24742725 + 24742726.

It is an arithmetic number, because the mean of its divisors is an integer number (24742726).

Almost surely, 2^49485451 is an apocalyptic number.

49485451 is a deficient number, since it is larger than the sum of its proper divisors (1).

49485451 is an equidigital number, since it uses as much as digits as its factorization.

49485451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 115200, while the sum is 40.

The square root of 49485451 is about 7034.5896113419. The cubic root of 49485451 is about 367.1350467074.

The spelling of 49485451 in words is "forty-nine million, four hundred eighty-five thousand, four hundred fifty-one".