75855023 has 2 divisors, whose sum is σ = 75855024. Its totient is φ = 75855022.

The previous prime is 75854971. The next prime is 75855029. The reversal of 75855023 is 32055857.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75855023 - 2¹² = 75850927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75855029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37927511 + 37927512.

It is an arithmetic number, because the mean of its divisors is an integer number (37927512).

Almost surely, 2^75855023 is an apocalyptic number.

75855023 is a deficient number, since it is larger than the sum of its proper divisors (1).

75855023 is an equidigital number, since it uses as much as digits as its factorization.

75855023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 75855023 is about 8709.4789166746. The cubic root of 75855023 is about 423.3128461920.

The spelling of 75855023 in words is "seventy-five million, eight hundred fifty-five thousand, twenty-three".