1253879082 has 16 divisors (see below), whose sum is σ = 2786398080. Its totient is φ = 417959676.

The previous prime is 1253879057. The next prime is 1253879083. The reversal of 1253879082 is 2809783521.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1253879083) 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, 11609938 + ... + 11610045.

It is an arithmetic number, because the mean of its divisors is an integer number (174149880).

Almost surely, 2^1253879082 is an apocalyptic number.

1253879082 is an abundant number, since it is smaller than the sum of its proper divisors (1532518998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1253879082 is a wasteful number, since it uses less digits than its factorization.

1253879082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23219994 (or 23219988 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 1253879082 is about 35410.1550688500. The cubic root of 1253879082 is about 1078.3304915225.

The spelling of 1253879082 in words is "one billion, two hundred fifty-three million, eight hundred seventy-nine thousand, eighty-two".