1270460359609 has 15 divisors (see below), whose sum is σ = 1482179997413. Its totient is φ = 1088918682348.

The previous prime is 1270460359603. The next prime is 1270460359639. The reversal of 1270460359609 is 9069530640721.

It is a happy number.

The square root of 1270460359609 is 1127147.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1270460359609 - 2⁷ = 1270460359481 is a prime.

It is a super-2 number, since 2×1270460359609² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1270460359603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 55218702 + ... + 55241704.

Almost surely, 2^{1270460359609} is an apocalyptic number.

1270460359609 is the 1127147-th square number.

1270460359609 is the 563574-th centered octagonal number.

It is an amenable number.

1270460359609 is a deficient number, since it is larger than the sum of its proper divisors (211719637804).

1270460359609 is an frugal number, since it uses more digits than its factorization.

1270460359609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46034 (or 23010 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 1270460359609 in words is "one trillion, two hundred seventy billion, four hundred sixty million, three hundred fifty-nine thousand, six hundred nine".