53449051 has 2 divisors, whose sum is σ = 53449052. Its totient is φ = 53449050.

The previous prime is 53449027. The next prime is 53449057. The reversal of 53449051 is 15094435.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53449051 - 2¹¹ = 53447003 is a prime.

It is not a weakly prime, because it can be changed into another prime (53449057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26724525 + 26724526.

It is an arithmetic number, because the mean of its divisors is an integer number (26724526).

Almost surely, 2^53449051 is an apocalyptic number.

53449051 is a deficient number, since it is larger than the sum of its proper divisors (1).

53449051 is an equidigital number, since it uses as much as digits as its factorization.

53449051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 53449051 is about 7310.8857876457. The cubic root of 53449051 is about 376.6864511323.

The spelling of 53449051 in words is "fifty-three million, four hundred forty-nine thousand, fifty-one".