1367744440137 has 4 divisors (see below), whose sum is σ = 1823659253520. Its totient is φ = 911829626756.

The previous prime is 1367744440081. The next prime is 1367744440169. The reversal of 1367744440137 is 7310444477631.

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 1367744440137 - 2¹¹ = 1367744438089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1367744440137.

It is not an unprimeable number, because it can be changed into a prime (1367744440537) 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, 227957406687 + ... + 227957406692.

It is an arithmetic number, because the mean of its divisors is an integer number (455914813380).

Almost surely, 2^{1367744440137} is an apocalyptic number.

It is an amenable number.

1367744440137 is a deficient number, since it is larger than the sum of its proper divisors (455914813383).

1367744440137 is an equidigital number, since it uses as much as digits as its factorization.

1367744440137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455914813382.

The product of its (nonzero) digits is 4741632, while the sum is 51.

The spelling of 1367744440137 in words is "one trillion, three hundred sixty-seven billion, seven hundred forty-four million, four hundred forty thousand, one hundred thirty-seven".