113778037 has 2 divisors, whose sum is σ = 113778038. Its totient is φ = 113778036.

The previous prime is 113778017. The next prime is 113778073. The reversal of 113778037 is 730877311.

Together with next prime (113778073) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102394161 + 11383876 = 10119^2 + 3374^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113778037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113777987 and 113778005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113778017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56889018 + 56889019.

It is an arithmetic number, because the mean of its divisors is an integer number (56889019).

Almost surely, 2^113778037 is an apocalyptic number.

It is an amenable number.

113778037 is a deficient number, since it is larger than the sum of its proper divisors (1).

113778037 is an equidigital number, since it uses as much as digits as its factorization.

113778037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24696, while the sum is 37.

The square root of 113778037 is about 10666.6788177014. The cubic root of 113778037 is about 484.5658594201.

The spelling of 113778037 in words is "one hundred thirteen million, seven hundred seventy-eight thousand, thirty-seven".