1253098388 has 24 divisors (see below), whose sum is σ = 2257178112. Its totient is φ = 608265504.

The previous prime is 1253098369. The next prime is 1253098403. The reversal of 1253098388 is 8838903521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59381 + ... + 77667.

It is an arithmetic number, because the mean of its divisors is an integer number (94049088).

Almost surely, 2^1253098388 is an apocalyptic number.

It is an amenable number.

1253098388 is a deficient number, since it is larger than the sum of its proper divisors (1004079724).

1253098388 is a wasteful number, since it uses less digits than its factorization.

1253098388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18791 (or 18789 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 47.

The square root of 1253098388 is about 35399.1297633148. The cubic root of 1253098388 is about 1078.1066472580.

The spelling of 1253098388 in words is "one billion, two hundred fifty-three million, ninety-eight thousand, three hundred eighty-eight".