1253354434 has 16 divisors (see below), whose sum is σ = 1935054720. Its totient is φ = 608596560.

The previous prime is 1253354423. The next prime is 1253354449. The reversal of 1253354434 is 4344533521.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1253354434.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55384 + ... + 74659.

It is an arithmetic number, because the mean of its divisors is an integer number (120940920).

Almost surely, 2^1253354434 is an apocalyptic number.

1253354434 is a deficient number, since it is larger than the sum of its proper divisors (681700286).

1253354434 is a wasteful number, since it uses less digits than its factorization.

1253354434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130185.

The product of its digits is 86400, while the sum is 34.

The square root of 1253354434 is about 35402.7461364228. The cubic root of 1253354434 is about 1078.1800722175.

Adding to 1253354434 its reverse (4344533521), we get a palindrome (5597887955).

It can be divided in two parts, 1253354 and 434, that multiplied together give a triangular number (543955636 = T₃₂₉₈₃).

The spelling of 1253354434 in words is "one billion, two hundred fifty-three million, three hundred fifty-four thousand, four hundred thirty-four".