1395816037241 has 4 divisors (see below), whose sum is σ = 1399838562192. Its totient is φ = 1391793512292.

The previous prime is 1395816037219. The next prime is 1395816037249. The reversal of 1395816037241 is 1427306185931.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1395816037241 - 2³⁰ = 1394742295417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1395816037241.

It is not an unprimeable number, because it can be changed into a prime (1395816037249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2011261955 + ... + 2011262648.

It is an arithmetic number, because the mean of its divisors is an integer number (349959640548).

It is a 1-persistent number, because it is pandigital, but 2⋅1395816037241 = 2791632074482 is not.

Almost surely, 2^{1395816037241} is an apocalyptic number.

It is an amenable number.

1395816037241 is a deficient number, since it is larger than the sum of its proper divisors (4022524951).

1395816037241 is an equidigital number, since it uses as much as digits as its factorization.

1395816037241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4022524950.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 1395816037241 in words is "one trillion, three hundred ninety-five billion, eight hundred sixteen million, thirty-seven thousand, two hundred forty-one".