31425059 has 2 divisors, whose sum is σ = 31425060. Its totient is φ = 31425058.

The previous prime is 31425049. The next prime is 31425071. The reversal of 31425059 is 95052413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31425059 - 2²⁰ = 30376483 is a prime.

It is not a weakly prime, because it can be changed into another prime (31425029) 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, 15712529 + 15712530.

It is an arithmetic number, because the mean of its divisors is an integer number (15712530).

Almost surely, 2^31425059 is an apocalyptic number.

31425059 is a deficient number, since it is larger than the sum of its proper divisors (1).

31425059 is an equidigital number, since it uses as much as digits as its factorization.

31425059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 31425059 is about 5605.8058296734. The cubic root of 31425059 is about 315.5673289918.

The spelling of 31425059 in words is "thirty-one million, four hundred twenty-five thousand, fifty-nine".