1172222475 has 12 divisors (see below), whose sum is σ = 1938074616. Its totient is φ = 625185280.

The previous prime is 1172222449. The next prime is 1172222477. The reversal of 1172222475 is 5742222711.

1172222475 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1172222475 - 2⁶ = 1172222411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1172222477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7814742 + ... + 7814891.

It is an arithmetic number, because the mean of its divisors is an integer number (161506218).

Almost surely, 2^1172222475 is an apocalyptic number.

1172222475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1172222475 is a deficient number, since it is larger than the sum of its proper divisors (765852141).

1172222475 is a wasteful number, since it uses less digits than its factorization.

1172222475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15629646 (or 15629641 counting only the distinct ones).

The product of its digits is 15680, while the sum is 33.

The square root of 1172222475 is about 34237.7346651323. The cubic root of 1172222475 is about 1054.3950246241.

The spelling of 1172222475 in words is "one billion, one hundred seventy-two million, two hundred twenty-two thousand, four hundred seventy-five".