53607439 has 2 divisors, whose sum is σ = 53607440. Its totient is φ = 53607438.

The previous prime is 53607403. The next prime is 53607451. The reversal of 53607439 is 93470635.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53607439 is a prime.

It is a super-2 number, since 2×53607439² = 5747515032277442, which contains 22 as substring.

It is a Chen prime.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 53607398 and 53607407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53607469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26803719 + 26803720.

It is an arithmetic number, because the mean of its divisors is an integer number (26803720).

Almost surely, 2^53607439 is an apocalyptic number.

53607439 is a deficient number, since it is larger than the sum of its proper divisors (1).

53607439 is an equidigital number, since it uses as much as digits as its factorization.

53607439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 53607439 is about 7321.7101144473. The cubic root of 53607439 is about 377.0581682205.

The spelling of 53607439 in words is "fifty-three million, six hundred seven thousand, four hundred thirty-nine".