1173634745223 has 16 divisors (see below), whose sum is σ = 1608154960896. Its totient is φ = 760795570080.

The previous prime is 1173634745219. The next prime is 1173634745281. The reversal of 1173634745223 is 3225474363711.

It is not a de Polignac number, because 1173634745223 - 2² = 1173634745219 is a prime.

It is a super-2 number, since 2×1173634745223² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1173634747223) 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, 3163923 + ... + 3515348.

It is an arithmetic number, because the mean of its divisors is an integer number (100509685056).

Almost surely, 2^{1173634745223} is an apocalyptic number.

1173634745223 is a deficient number, since it is larger than the sum of its proper divisors (434520215673).

1173634745223 is a wasteful number, since it uses less digits than its factorization.

1173634745223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6680894.

The product of its digits is 2540160, while the sum is 48.

The spelling of 1173634745223 in words is "one trillion, one hundred seventy-three billion, six hundred thirty-four million, seven hundred forty-five thousand, two hundred twenty-three".