1253123114 has 16 divisors (see below), whose sum is σ = 1933493760. Its totient is φ = 608778240.

The previous prime is 1253123111. The next prime is 1253123129. The reversal of 1253123114 is 4113213521.

It is a self number, because there is not a number n which added to its sum of digits gives 1253123114.

It is not an unprimeable number, because it can be changed into a prime (1253123111) 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, 21719 + ... + 54570.

It is an arithmetic number, because the mean of its divisors is an integer number (120843360).

Almost surely, 2^1253123114 is an apocalyptic number.

1253123114 is a deficient number, since it is larger than the sum of its proper divisors (680370646).

1253123114 is a wasteful number, since it uses less digits than its factorization.

1253123114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76525.

The product of its digits is 720, while the sum is 23.

The square root of 1253123114 is about 35399.4790074656. The cubic root of 1253123114 is about 1078.1137382387.

Adding to 1253123114 its reverse (4113213521), we get a palindrome (5366336635).

The spelling of 1253123114 in words is "one billion, two hundred fifty-three million, one hundred twenty-three thousand, one hundred fourteen".