1131203442619 has 2 divisors, whose sum is σ = 1131203442620. Its totient is φ = 1131203442618.

The previous prime is 1131203442599. The next prime is 1131203442661. The reversal of 1131203442619 is 9162443021311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1131203442619 - 2²⁹ = 1130666571707 is a prime.

It is a super-2 number, since 2×1131203442619² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1131203422619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565601721309 + 565601721310.

It is an arithmetic number, because the mean of its divisors is an integer number (565601721310).

Almost surely, 2^{1131203442619} is an apocalyptic number.

1131203442619 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131203442619 is an equidigital number, since it uses as much as digits as its factorization.

1131203442619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 1131203442619 in words is "one trillion, one hundred thirty-one billion, two hundred three million, four hundred forty-two thousand, six hundred nineteen".