1253836973 has 8 divisors (see below), whose sum is σ = 1309089600. Its totient is φ = 1198645888.

The previous prime is 1253836939. The next prime is 1253837017. The reversal of 1253836973 is 3796383521.

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

It is a cyclic number.

It is not a de Polignac number, because 1253836973 - 2¹⁰ = 1253835949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253836933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29018 + ... + 57876.

It is an arithmetic number, because the mean of its divisors is an integer number (163636200).

Almost surely, 2^1253836973 is an apocalyptic number.

It is an amenable number.

1253836973 is a deficient number, since it is larger than the sum of its proper divisors (55252627).

1253836973 is a wasteful number, since it uses less digits than its factorization.

1253836973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30771.

The product of its digits is 816480, while the sum is 47.

The square root of 1253836973 is about 35409.5604745385. The cubic root of 1253836973 is about 1078.3184202025.

The spelling of 1253836973 in words is "one billion, two hundred fifty-three million, eight hundred thirty-six thousand, nine hundred seventy-three".