1131754903 has 2 divisors, whose sum is σ = 1131754904. Its totient is φ = 1131754902.

The previous prime is 1131754901. The next prime is 1131754909. The reversal of 1131754903 is 3094571311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1131754903 - 2¹ = 1131754901 is a prime.

Together with 1131754901, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1131754901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565877451 + 565877452.

It is an arithmetic number, because the mean of its divisors is an integer number (565877452).

Almost surely, 2^1131754903 is an apocalyptic number.

1131754903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131754903 is an equidigital number, since it uses as much as digits as its factorization.

1131754903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 1131754903 is about 33641.5651092514. The cubic root of 1131754903 is about 1042.1193538889.

The spelling of 1131754903 in words is "one billion, one hundred thirty-one million, seven hundred fifty-four thousand, nine hundred three".