53975429 has 2 divisors, whose sum is σ = 53975430. Its totient is φ = 53975428.

The previous prime is 53975417. The next prime is 53975437. The reversal of 53975429 is 92457935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37149025 + 16826404 = 6095^2 + 4102^2 .

It is a cyclic number.

It is not a de Polignac number, because 53975429 - 2⁴ = 53975413 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53975429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53975329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26987714 + 26987715.

It is an arithmetic number, because the mean of its divisors is an integer number (26987715).

Almost surely, 2^53975429 is an apocalyptic number.

It is an amenable number.

53975429 is a deficient number, since it is larger than the sum of its proper divisors (1).

53975429 is an equidigital number, since it uses as much as digits as its factorization.

53975429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 44.

The square root of 53975429 is about 7346.7971933353. The cubic root of 53975429 is about 377.9189775301.

The spelling of 53975429 in words is "fifty-three million, nine hundred seventy-five thousand, four hundred twenty-nine".