1119537509243 has 16 divisors (see below), whose sum is σ = 1162598982336. Its totient is φ = 1077445649280.

The previous prime is 1119537509197. The next prime is 1119537509249. The reversal of 1119537509243 is 3429057359111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1119537509243 - 2¹² = 1119537505147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1119537509191 and 1119537509200.

It is not an unprimeable number, because it can be changed into a prime (1119537509249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13796 + ... + 1496417.

It is an arithmetic number, because the mean of its divisors is an integer number (72662436396).

Almost surely, 2^{1119537509243} is an apocalyptic number.

1119537509243 is a deficient number, since it is larger than the sum of its proper divisors (43061473093).

1119537509243 is a wasteful number, since it uses less digits than its factorization.

1119537509243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510534.

The product of its (nonzero) digits is 1020600, while the sum is 50.

The spelling of 1119537509243 in words is "one trillion, one hundred nineteen billion, five hundred thirty-seven million, five hundred nine thousand, two hundred forty-three".