31459000019 has 2 divisors, whose sum is σ = 31459000020. Its totient is φ = 31459000018.

The previous prime is 31458999989. The next prime is 31459000031. The reversal of 31459000019 is 91000095413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31459000019 - 2⁸ = 31458999763 is a prime.

It is a super-2 number, since 2×31459000019² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (31459000039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15729500009 + 15729500010.

It is an arithmetic number, because the mean of its divisors is an integer number (15729500010).

Almost surely, 2^31459000019 is an apocalyptic number.

31459000019 is a deficient number, since it is larger than the sum of its proper divisors (1).

31459000019 is an equidigital number, since it uses as much as digits as its factorization.

31459000019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 32.

The spelling of 31459000019 in words is "thirty-one billion, four hundred fifty-nine million, nineteen", and thus it is an aban number.