1131131703 has 48 divisors (see below), whose sum is σ = 1739232000. Its totient is φ = 651336192.

The previous prime is 1131131681. The next prime is 1131131711. The reversal of 1131131703 is 3071311311.

It is not a de Polignac number, because 1131131703 - 2¹⁴ = 1131115319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1131131703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131131003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2266548 + ... + 2267046.

It is an arithmetic number, because the mean of its divisors is an integer number (36234000).

Almost surely, 2^1131131703 is an apocalyptic number.

1131131703 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1131131703 is a deficient number, since it is larger than the sum of its proper divisors (608100297).

1131131703 is a wasteful number, since it uses less digits than its factorization.

1131131703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808 (or 795 counting only the distinct ones).

The product of its (nonzero) digits is 189, while the sum is 21.

The square root of 1131131703 is about 33632.3014823547. The cubic root of 1131131703 is about 1041.9280380182.

The spelling of 1131131703 in words is "one billion, one hundred thirty-one million, one hundred thirty-one thousand, seven hundred three".