74815063 has 2 divisors, whose sum is σ = 74815064. Its totient is φ = 74815062.

The previous prime is 74815051. The next prime is 74815129. The reversal of 74815063 is 36051847.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74815063 - 2⁵ = 74815031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74815163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37407531 + 37407532.

It is an arithmetic number, because the mean of its divisors is an integer number (37407532).

Almost surely, 2^74815063 is an apocalyptic number.

74815063 is a deficient number, since it is larger than the sum of its proper divisors (1).

74815063 is an equidigital number, since it uses as much as digits as its factorization.

74815063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 74815063 is about 8649.5701049243. The cubic root of 74815063 is about 421.3694208934.

It can be divided in two parts, 7481 and 5063, that added together give a square (12544 = 112²).

The spelling of 74815063 in words is "seventy-four million, eight hundred fifteen thousand, sixty-three".