1003795661901 has 8 divisors (see below), whose sum is σ = 1338406606944. Its totient is φ = 669190912400.

The previous prime is 1003795661893. The next prime is 1003795661903. The reversal of 1003795661901 is 1091665973001.

It is a happy number.

1003795661901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1003795661901 - 2³ = 1003795661893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003795661903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1156650 + ... + 1829051.

It is an arithmetic number, because the mean of its divisors is an integer number (167300825868).

Almost surely, 2^{1003795661901} is an apocalyptic number.

It is an amenable number.

1003795661901 is a deficient number, since it is larger than the sum of its proper divisors (334610945043).

1003795661901 is a wasteful number, since it uses less digits than its factorization.

1003795661901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3097771.

The product of its (nonzero) digits is 306180, while the sum is 48.

The spelling of 1003795661901 in words is "one trillion, three billion, seven hundred ninety-five million, six hundred sixty-one thousand, nine hundred one".