53397541 has 2 divisors, whose sum is σ = 53397542. Its totient is φ = 53397540.

The previous prime is 53397521. The next prime is 53397551. The reversal of 53397541 is 14579335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52504516 + 893025 = 7246^2 + 945^2 .

It is a cyclic number.

It is not a de Polignac number, because 53397541 - 2⁷ = 53397413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53397541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53397511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26698770 + 26698771.

It is an arithmetic number, because the mean of its divisors is an integer number (26698771).

Almost surely, 2^53397541 is an apocalyptic number.

It is an amenable number.

53397541 is a deficient number, since it is larger than the sum of its proper divisors (1).

53397541 is an equidigital number, since it uses as much as digits as its factorization.

53397541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56700, while the sum is 37.

The square root of 53397541 is about 7307.3621095440. The cubic root of 53397541 is about 376.5654052943.

It can be divided in two parts, 5339 and 7541, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 53397541 in words is "fifty-three million, three hundred ninety-seven thousand, five hundred forty-one".