1137749479 has 2 divisors, whose sum is σ = 1137749480. Its totient is φ = 1137749478.

The previous prime is 1137749477. The next prime is 1137749527. The reversal of 1137749479 is 9749477311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1137749479 - 2¹ = 1137749477 is a prime.

Together with 1137749477, 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 (1137749477) 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, 568874739 + 568874740.

It is an arithmetic number, because the mean of its divisors is an integer number (568874740).

Almost surely, 2^1137749479 is an apocalyptic number.

1137749479 is a deficient number, since it is larger than the sum of its proper divisors (1).

1137749479 is an equidigital number, since it uses as much as digits as its factorization.

1137749479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1333584, while the sum is 52.

The square root of 1137749479 is about 33730.5422280757. The cubic root of 1137749479 is about 1043.9560490861.

The spelling of 1137749479 in words is "one billion, one hundred thirty-seven million, seven hundred forty-nine thousand, four hundred seventy-nine".