1229254180445 has 8 divisors (see below), whose sum is σ = 1485717283680. Its totient is φ = 976328499600.

The previous prime is 1229254180411. The next prime is 1229254180471. The reversal of 1229254180445 is 5440814529221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1229254180445 - 2⁶ = 1229254180381 is a prime.

It is a super-2 number, since 2×1229254180445² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1229254180445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 884354831 + ... + 884356220.

It is an arithmetic number, because the mean of its divisors is an integer number (185714660460).

Almost surely, 2^{1229254180445} is an apocalyptic number.

It is an amenable number.

1229254180445 is a deficient number, since it is larger than the sum of its proper divisors (256463103235).

1229254180445 is a wasteful number, since it uses less digits than its factorization.

1229254180445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768711195.

The product of its (nonzero) digits is 921600, while the sum is 47.

The spelling of 1229254180445 in words is "one trillion, two hundred twenty-nine billion, two hundred fifty-four million, one hundred eighty thousand, four hundred forty-five".