3900603694157 has 2 divisors, whose sum is σ = 3900603694158. Its totient is φ = 3900603694156.

The previous prime is 3900603694153. The next prime is 3900603694181. The reversal of 3900603694157 is 7514963060093.

3900603694157 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., 3843909226921 + 56694467236 = 1960589^2 + 238106^2 .

It is an emirp because it is prime and its reverse (7514963060093) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3900603694157 - 2² = 3900603694153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3900603694099 and 3900603694108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3900603694153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1950301847078 + 1950301847079.

It is an arithmetic number, because the mean of its divisors is an integer number (1950301847079).

Almost surely, 2^{3900603694157} is an apocalyptic number.

It is an amenable number.

3900603694157 is a deficient number, since it is larger than the sum of its proper divisors (1).

3900603694157 is an equidigital number, since it uses as much as digits as its factorization.

3900603694157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3674160, while the sum is 53.

It can be divided in two parts, 39006036 and 94157, that added together give a palindrome (39100193).

The spelling of 3900603694157 in words is "three trillion, nine hundred billion, six hundred three million, six hundred ninety-four thousand, one hundred fifty-seven".