1252470770643 has 16 divisors (see below), whose sum is σ = 1707632156160. Its totient is φ = 816189533856.

The previous prime is 1252470770633. The next prime is 1252470770651. The reversal of 1252470770643 is 3460770742521.

It is not a de Polignac number, because 1252470770643 - 2²⁰ = 1252469722067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1252470770592 and 1252470770601.

It is not an unprimeable number, because it can be changed into a prime (1252470770633) 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, 5460253 + ... + 5685006.

It is an arithmetic number, because the mean of its divisors is an integer number (106727009760).

Almost surely, 2^{1252470770643} is an apocalyptic number.

1252470770643 is a deficient number, since it is larger than the sum of its proper divisors (455161385517).

1252470770643 is a wasteful number, since it uses less digits than its factorization.

1252470770643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11146106.

The product of its (nonzero) digits is 1975680, while the sum is 48.

The spelling of 1252470770643 in words is "one trillion, two hundred fifty-two billion, four hundred seventy million, seven hundred seventy thousand, six hundred forty-three".