1371226272523 has 16 divisors (see below), whose sum is σ = 1469650141440. Its totient is φ = 1275552511200.

The previous prime is 1371226272509. The next prime is 1371226272589. The reversal of 1371226272523 is 3252726221731.

It is a cyclic number.

It is not a de Polignac number, because 1371226272523 - 2¹⁷ = 1371226141451 is a prime.

It is a super-2 number, since 2×1371226272523² (a number of 25 digits) contains 22 as substring.

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 1371226272523.

It is not an unprimeable number, because it can be changed into a prime (1371226272503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1335868 + ... + 2127673.

It is an arithmetic number, because the mean of its divisors is an integer number (91853133840).

Almost surely, 2^{1371226272523} is an apocalyptic number.

1371226272523 is a deficient number, since it is larger than the sum of its proper divisors (98423868917).

1371226272523 is a wasteful number, since it uses less digits than its factorization.

1371226272523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3463938.

The product of its digits is 423360, while the sum is 43.

The spelling of 1371226272523 in words is "one trillion, three hundred seventy-one billion, two hundred twenty-six million, two hundred seventy-two thousand, five hundred twenty-three".