75403423 has 2 divisors, whose sum is σ = 75403424. Its totient is φ = 75403422.

The previous prime is 75403417. The next prime is 75403429. The reversal of 75403423 is 32430457.

It is a balanced prime because it is at equal distance from previous prime (75403417) and next prime (75403429).

It is a cyclic number.

It is not a de Polignac number, because 75403423 - 2¹³ = 75395231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75403391 and 75403400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75403429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37701711 + 37701712.

It is an arithmetic number, because the mean of its divisors is an integer number (37701712).

Almost surely, 2^75403423 is an apocalyptic number.

75403423 is a deficient number, since it is larger than the sum of its proper divisors (1).

75403423 is an equidigital number, since it uses as much as digits as its factorization.

75403423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 75403423 is about 8683.5144382905. The cubic root of 75403423 is about 422.4711145828.

The spelling of 75403423 in words is "seventy-five million, four hundred three thousand, four hundred twenty-three".