1019623486031 has 2 divisors, whose sum is σ = 1019623486032. Its totient is φ = 1019623486030.

The previous prime is 1019623486003. The next prime is 1019623486043. The reversal of 1019623486031 is 1306843269101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1019623486031 - 2²⁶ = 1019556377167 is a prime.

It is a super-2 number, since 2×1019623486031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1019623486051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 509811743015 + 509811743016.

It is an arithmetic number, because the mean of its divisors is an integer number (509811743016).

Almost surely, 2^{1019623486031} is an apocalyptic number.

1019623486031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1019623486031 is an equidigital number, since it uses as much as digits as its factorization.

1019623486031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 1019623486031 in words is "one trillion, nineteen billion, six hundred twenty-three million, four hundred eighty-six thousand, thirty-one".