1153122974 has 8 divisors (see below), whose sum is σ = 1736262000. Its totient is φ = 574368976.

The previous prime is 1153122953. The next prime is 1153122979. The reversal of 1153122974 is 4792213511.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153122979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1095599 + ... + 1096650.

It is an arithmetic number, because the mean of its divisors is an integer number (217032750).

Almost surely, 2^1153122974 is an apocalyptic number.

1153122974 is a deficient number, since it is larger than the sum of its proper divisors (583139026).

1153122974 is a wasteful number, since it uses less digits than its factorization.

1153122974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2192514.

The product of its digits is 15120, while the sum is 35.

The square root of 1153122974 is about 33957.6644367660. The cubic root of 1153122974 is about 1048.6370748911.

The spelling of 1153122974 in words is "one billion, one hundred fifty-three million, one hundred twenty-two thousand, nine hundred seventy-four".