1203791404867 has 2 divisors, whose sum is σ = 1203791404868. Its totient is φ = 1203791404866.

The previous prime is 1203791404763. The next prime is 1203791404889. The reversal of 1203791404867 is 7684041973021.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (7684041973021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1203791404867 is a prime.

It is a super-2 number, since 2×1203791404867² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1203791404367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601895702433 + 601895702434.

It is an arithmetic number, because the mean of its divisors is an integer number (601895702434).

Almost surely, 2^{1203791404867} is an apocalyptic number.

1203791404867 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203791404867 is an equidigital number, since it uses as much as digits as its factorization.

1203791404867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 1203791404867 in words is "one trillion, two hundred three billion, seven hundred ninety-one million, four hundred four thousand, eight hundred sixty-seven".