1531010053819 has 2 divisors, whose sum is σ = 1531010053820. Its totient is φ = 1531010053818.

The previous prime is 1531010053739. The next prime is 1531010053967. The reversal of 1531010053819 is 9183500101351.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1531010053819 is a prime.

It is a super-2 number, since 2×1531010053819² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1531010053619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765505026909 + 765505026910.

It is an arithmetic number, because the mean of its divisors is an integer number (765505026910).

Almost surely, 2^{1531010053819} is an apocalyptic number.

1531010053819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1531010053819 is an equidigital number, since it uses as much as digits as its factorization.

1531010053819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 37.

The spelling of 1531010053819 in words is "one trillion, five hundred thirty-one billion, ten million, fifty-three thousand, eight hundred nineteen".