1253322902 has 16 divisors (see below), whose sum is σ = 2025354912. Its totient is φ = 578240640.

The previous prime is 1253322881. The next prime is 1253322907. The reversal of 1253322902 is 2092233521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253322907) by changing a digit.

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, 77678 + ... + 92414.

It is an arithmetic number, because the mean of its divisors is an integer number (126584682).

Almost surely, 2^1253322902 is an apocalyptic number.

1253322902 is a deficient number, since it is larger than the sum of its proper divisors (772032010).

1253322902 is a wasteful number, since it uses less digits than its factorization.

1253322902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18023.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 1253322902 is about 35402.3008009367. The cubic root of 1253322902 is about 1078.1710304923.

The spelling of 1253322902 in words is "one billion, two hundred fifty-three million, three hundred twenty-two thousand, nine hundred two".