103602491 has 2 divisors, whose sum is σ = 103602492. Its totient is φ = 103602490.

The previous prime is 103602481. The next prime is 103602559. The reversal of 103602491 is 194206301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103602491 - 2⁶ = 103602427 is a prime.

It is a super-3 number, since 3×103602491³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103602491.

It is not a weakly prime, because it can be changed into another prime (103602481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51801245 + 51801246.

It is an arithmetic number, because the mean of its divisors is an integer number (51801246).

Almost surely, 2^103602491 is an apocalyptic number.

103602491 is a deficient number, since it is larger than the sum of its proper divisors (1).

103602491 is an equidigital number, since it uses as much as digits as its factorization.

103602491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 103602491 is about 10178.5308861348. The cubic root of 103602491 is about 469.6670208284.

Adding to 103602491 its reverse (194206301), we get a palindrome (297808792).

The spelling of 103602491 in words is "one hundred three million, six hundred two thousand, four hundred ninety-one".