196113557 has 2 divisors, whose sum is σ = 196113558. Its totient is φ = 196113556.

The previous prime is 196113521. The next prime is 196113637. The reversal of 196113557 is 755311691.

196113557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 194156356 + 1957201 = 13934^2 + 1399^2 .

It is an emirp because it is prime and its reverse (755311691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196113557 - 2¹² = 196109461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 196113557.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196113517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98056778 + 98056779.

It is an arithmetic number, because the mean of its divisors is an integer number (98056779).

Almost surely, 2^196113557 is an apocalyptic number.

It is an amenable number.

196113557 is a deficient number, since it is larger than the sum of its proper divisors (1).

196113557 is an equidigital number, since it uses as much as digits as its factorization.

196113557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28350, while the sum is 38.

The square root of 196113557 is about 14004.0550198862. The cubic root of 196113557 is about 580.9907333789.

The spelling of 196113557 in words is "one hundred ninety-six million, one hundred thirteen thousand, five hundred fifty-seven".