1133551983 has 16 divisors (see below), whose sum is σ = 1561189376. Its totient is φ = 730840320.

The previous prime is 1133551973. The next prime is 1133552011. The reversal of 1133551983 is 3891553311.

It is not a de Polignac number, because 1133551983 - 2¹⁰ = 1133550959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133551933) 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, 184560 + ... + 190602.

It is an arithmetic number, because the mean of its divisors is an integer number (97574336).

Almost surely, 2^1133551983 is an apocalyptic number.

1133551983 is a deficient number, since it is larger than the sum of its proper divisors (427637393).

1133551983 is a wasteful number, since it uses less digits than its factorization.

1133551983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8094.

The product of its digits is 48600, while the sum is 39.

The square root of 1133551983 is about 33668.2637360467. The cubic root of 1133551983 is about 1042.6706456563.

The spelling of 1133551983 in words is "one billion, one hundred thirty-three million, five hundred fifty-one thousand, nine hundred eighty-three".