1137700043 has 4 divisors (see below), whose sum is σ = 1137774360. Its totient is φ = 1137625728.

The previous prime is 1137700033. The next prime is 1137700049. The reversal of 1137700043 is 3400077311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1137700043 - 2¹⁶ = 1137634507 is a prime.

It is a super-2 number, since 2×1137700043² = 2588722775684403698, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1137699985 and 1137700021.

It is not an unprimeable number, because it can be changed into a prime (1137700049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4805 + ... + 47942.

It is an arithmetic number, because the mean of its divisors is an integer number (284443590).

Almost surely, 2^1137700043 is an apocalyptic number.

1137700043 is a deficient number, since it is larger than the sum of its proper divisors (74317).

1137700043 is an equidigital number, since it uses as much as digits as its factorization.

1137700043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74316.

The product of its (nonzero) digits is 1764, while the sum is 26.

The square root of 1137700043 is about 33729.8094124470. The cubic root of 1137700043 is about 1043.9409286635.

Adding to 1137700043 its reverse (3400077311), we get a palindrome (4537777354).

The spelling of 1137700043 in words is "one billion, one hundred thirty-seven million, seven hundred thousand, forty-three".