563751401 has 4 divisors (see below), whose sum is σ = 563818452. Its totient is φ = 563684352.

The previous prime is 563751389. The next prime is 563751427. The reversal of 563751401 is 104157365.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 387499225 + 176252176 = 19685^2 + 13276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-563751401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (563751481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18740 + ... + 38453.

It is an arithmetic number, because the mean of its divisors is an integer number (140954613).

Almost surely, 2^563751401 is an apocalyptic number.

It is an amenable number.

563751401 is a deficient number, since it is larger than the sum of its proper divisors (67051).

563751401 is an equidigital number, since it uses as much as digits as its factorization.

563751401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67050.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 563751401 is about 23743.4496440597. The cubic root of 563751401 is about 826.0935121711.

The spelling of 563751401 in words is "five hundred sixty-three million, seven hundred fifty-one thousand, four hundred one".