53607403 has 2 divisors, whose sum is σ = 53607404. Its totient is φ = 53607402.

The previous prime is 53607391. The next prime is 53607439. The reversal of 53607403 is 30470635.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53607403 is a prime.

It is not a weakly prime, because it can be changed into another prime (53607473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26803701 + 26803702.

It is an arithmetic number, because the mean of its divisors is an integer number (26803702).

Almost surely, 2^53607403 is an apocalyptic number.

53607403 is a deficient number, since it is larger than the sum of its proper divisors (1).

53607403 is an equidigital number, since it uses as much as digits as its factorization.

53607403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 53607403 is about 7321.7076560048. The cubic root of 53607403 is about 377.0580838161.

The spelling of 53607403 in words is "fifty-three million, six hundred seven thousand, four hundred three".