75263563 has 2 divisors, whose sum is σ = 75263564. Its totient is φ = 75263562.

The previous prime is 75263557. The next prime is 75263581. The reversal of 75263563 is 36536257.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75263563 - 2²¹ = 73166411 is a prime.

It is not a weakly prime, because it can be changed into another prime (75263543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37631781 + 37631782.

It is an arithmetic number, because the mean of its divisors is an integer number (37631782).

Almost surely, 2^75263563 is an apocalyptic number.

75263563 is a deficient number, since it is larger than the sum of its proper divisors (1).

75263563 is an equidigital number, since it uses as much as digits as its factorization.

75263563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 37.

The square root of 75263563 is about 8675.4575095496. The cubic root of 75263563 is about 422.2097498804.

The spelling of 75263563 in words is "seventy-five million, two hundred sixty-three thousand, five hundred sixty-three".