37994196113 has 2 divisors, whose sum is σ = 37994196114. Its totient is φ = 37994196112.

The previous prime is 37994196109. The next prime is 37994196131. The reversal of 37994196113 is 31169149973.

It is a happy number.

Together with next prime (37994196131) 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., 37551851089 + 442345024 = 193783^2 + 21032^2 .

It is a cyclic number.

It is not a de Polignac number, because 37994196113 - 2² = 37994196109 is a prime.

It is not a weakly prime, because it can be changed into another prime (37994196613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18997098056 + 18997098057.

It is an arithmetic number, because the mean of its divisors is an integer number (18997098057).

Almost surely, 2^37994196113 is an apocalyptic number.

It is an amenable number.

37994196113 is a deficient number, since it is larger than the sum of its proper divisors (1).

37994196113 is an equidigital number, since it uses as much as digits as its factorization.

37994196113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1102248, while the sum is 53.

The spelling of 37994196113 in words is "thirty-seven billion, nine hundred ninety-four million, one hundred ninety-six thousand, one hundred thirteen".