53701603 has 2 divisors, whose sum is σ = 53701604. Its totient is φ = 53701602.

The previous prime is 53701601. The next prime is 53701633. The reversal of 53701603 is 30610735.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53701603 - 2¹ = 53701601 is a prime.

Together with 53701601, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (53701601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26850801 + 26850802.

It is an arithmetic number, because the mean of its divisors is an integer number (26850802).

Almost surely, 2^53701603 is an apocalyptic number.

53701603 is a deficient number, since it is larger than the sum of its proper divisors (1).

53701603 is an equidigital number, since it uses as much as digits as its factorization.

53701603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 53701603 is about 7328.1377579846. The cubic root of 53701603 is about 377.2788125773.

The spelling of 53701603 in words is "fifty-three million, seven hundred one thousand, six hundred three".