1253341042 has 16 divisors (see below), whose sum is σ = 1980174240. Its totient is φ = 593323488.

The previous prime is 1253341039. The next prime is 1253341097. The reversal of 1253341042 is 2401433521.

It is a junction number, because it is equal to n+sod(n) for n = 1253340998 and 1253341016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58678 + ... + 77134.

It is an arithmetic number, because the mean of its divisors is an integer number (123760890).

Almost surely, 2^1253341042 is an apocalyptic number.

1253341042 is a deficient number, since it is larger than the sum of its proper divisors (726833198).

1253341042 is a wasteful number, since it uses less digits than its factorization.

1253341042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20265.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1253341042 is about 35402.5569980475. The cubic root of 1253341042 is about 1078.1762321122.

Adding to 1253341042 its reverse (2401433521), we get a palindrome (3654774563).

The spelling of 1253341042 in words is "one billion, two hundred fifty-three million, three hundred forty-one thousand, forty-two".