94123031 has 2 divisors, whose sum is σ = 94123032. Its totient is φ = 94123030.

The previous prime is 94123019. The next prime is 94123039. The reversal of 94123031 is 13032149.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94123031 is a prime.

It is a super-2 number, since 2×94123031² = 17718289929253922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 94122988 and 94123006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94123039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47061515 + 47061516.

It is an arithmetic number, because the mean of its divisors is an integer number (47061516).

Almost surely, 2^94123031 is an apocalyptic number.

94123031 is a deficient number, since it is larger than the sum of its proper divisors (1).

94123031 is an equidigital number, since it uses as much as digits as its factorization.

94123031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 94123031 is about 9701.7024794620. The cubic root of 94123031 is about 454.8818773189.

The spelling of 94123031 in words is "ninety-four million, one hundred twenty-three thousand, thirty-one".