31032145144019 has 2 divisors, whose sum is σ = 31032145144020. Its totient is φ = 31032145144018.

The previous prime is 31032145144003. The next prime is 31032145144069. The reversal of 31032145144019 is 91044154123013.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31032145144019 - 2⁴ = 31032145144003 is a prime.

It is a super-2 number, since 2×31032145144019² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (31032145144069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15516072572009 + 15516072572010.

It is an arithmetic number, because the mean of its divisors is an integer number (15516072572010).

Almost surely, 2^{31032145144019} is an apocalyptic number.

31032145144019 is a deficient number, since it is larger than the sum of its proper divisors (1).

31032145144019 is an equidigital number, since it uses as much as digits as its factorization.

31032145144019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 31032145144019 in words is "thirty-one trillion, thirty-two billion, one hundred forty-five million, one hundred forty-four thousand, nineteen".