1133772020749 has 4 divisors (see below), whose sum is σ = 1134036369180. Its totient is φ = 1133507672320.

The previous prime is 1133772020743. The next prime is 1133772020789. The reversal of 1133772020749 is 9470202773311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 517989681225 + 615782339524 = 719715^2 + 784718^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133772020749 - 2³¹ = 1131624537101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1133772020699 and 1133772020708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133772020743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132167782 + ... + 132176359.

It is an arithmetic number, because the mean of its divisors is an integer number (283509092295).

Almost surely, 2^{1133772020749} is an apocalyptic number.

It is an amenable number.

1133772020749 is a deficient number, since it is larger than the sum of its proper divisors (264348431).

1133772020749 is an equidigital number, since it uses as much as digits as its factorization.

1133772020749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264348430.

The product of its (nonzero) digits is 444528, while the sum is 46.

The spelling of 1133772020749 in words is "one trillion, one hundred thirty-three billion, seven hundred seventy-two million, twenty thousand, seven hundred forty-nine".