1273472136941 has 4 divisors (see below), whose sum is σ = 1273504190400. Its totient is φ = 1273440083484.

The previous prime is 1273472136899. The next prime is 1273472136983. The reversal of 1273472136941 is 1496312743721.

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 an interprime number because it is at equal distance from previous prime (1273472136899) and next prime (1273472136983).

It is a cyclic number.

It is not a de Polignac number, because 1273472136941 - 2¹⁸ = 1273471874797 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 1273472136941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1273472136841) 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, 15967061 + ... + 16046618.

It is an arithmetic number, because the mean of its divisors is an integer number (318376047600).

Almost surely, 2^{1273472136941} is an apocalyptic number.

It is an amenable number.

1273472136941 is a deficient number, since it is larger than the sum of its proper divisors (32053459).

1273472136941 is an equidigital number, since it uses as much as digits as its factorization.

1273472136941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32053458.

The product of its digits is 1524096, while the sum is 50.

The spelling of 1273472136941 in words is "one trillion, two hundred seventy-three billion, four hundred seventy-two million, one hundred thirty-six thousand, nine hundred forty-one".