1199847612623 has 24 divisors (see below), whose sum is σ = 1342701650304. Its totient is φ = 1063304030000.

The previous prime is 1199847612589. The next prime is 1199847612629. The reversal of 1199847612623 is 3262167489911.

It is a happy number.

It is not a de Polignac number, because 1199847612623 - 2⁸ = 1199847612367 is a prime.

It is a super-2 number, since 2×1199847612623² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1199847612629) 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 23 ways as a sum of consecutive naturals, for example, 6000686 + ... + 6197412.

It is an arithmetic number, because the mean of its divisors is an integer number (55945902096).

Almost surely, 2^{1199847612623} is an apocalyptic number.

1199847612623 is a deficient number, since it is larger than the sum of its proper divisors (142854037681).

1199847612623 is a wasteful number, since it uses less digits than its factorization.

1199847612623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197083 (or 197036 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 59.

The spelling of 1199847612623 in words is "one trillion, one hundred ninety-nine billion, eight hundred forty-seven million, six hundred twelve thousand, six hundred twenty-three".