3669408157 has 2 divisors, whose sum is σ = 3669408158. Its totient is φ = 3669408156.

The previous prime is 3669408143. The next prime is 3669408187. The reversal of 3669408157 is 7518049663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3623317636 + 46090521 = 60194^2 + 6789^2 .

It is an emirp because it is prime and its reverse (7518049663) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3669408157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3669408157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3669408187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1834704078 + 1834704079.

It is an arithmetic number, because the mean of its divisors is an integer number (1834704079).

Almost surely, 2^3669408157 is an apocalyptic number.

It is an amenable number.

3669408157 is a deficient number, since it is larger than the sum of its proper divisors (1).

3669408157 is an equidigital number, since it uses as much as digits as its factorization.

3669408157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 3669408157 is about 60575.6399636025. The cubic root of 3669408157 is about 1542.4058864867.

The spelling of 3669408157 in words is "three billion, six hundred sixty-nine million, four hundred eight thousand, one hundred fifty-seven".