53045749 has 2 divisors, whose sum is σ = 53045750. Its totient is φ = 53045748.

The previous prime is 53045737. The next prime is 53045761. The reversal of 53045749 is 94754035.

It is a balanced prime because it is at equal distance from previous prime (53045737) and next prime (53045761).

It can be written as a sum of positive squares in only one way, i.e., 53027524 + 18225 = 7282^2 + 135^2 .

It is a cyclic number.

It is not a de Polignac number, because 53045749 - 2⁵ = 53045717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53045719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26522874 + 26522875.

It is an arithmetic number, because the mean of its divisors is an integer number (26522875).

Almost surely, 2^53045749 is an apocalyptic number.

It is an amenable number.

53045749 is a deficient number, since it is larger than the sum of its proper divisors (1).

53045749 is an equidigital number, since it uses as much as digits as its factorization.

53045749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 53045749 is about 7283.2512657466. The cubic root of 53045749 is about 375.7366237840.

The spelling of 53045749 in words is "fifty-three million, forty-five thousand, seven hundred forty-nine".