1145253102 has 16 divisors (see below), whose sum is σ = 2617721472. Its totient is φ = 327215160.

The previous prime is 1145253073. The next prime is 1145253121. The reversal of 1145253102 is 2013525411.

It is a happy number.

It is a congruent number.

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, 13633924 + ... + 13634007.

It is an arithmetic number, because the mean of its divisors is an integer number (163607592).

Almost surely, 2^1145253102 is an apocalyptic number.

1145253102 is an abundant number, since it is smaller than the sum of its proper divisors (1472468370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1145253102 is a wasteful number, since it uses less digits than its factorization.

1145253102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27267943.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1145253102 is about 33841.5883492486. The cubic root of 1145253102 is about 1046.2460360785.

Adding to 1145253102 its reverse (2013525411), we get a palindrome (3158778513).

The spelling of 1145253102 in words is "one billion, one hundred forty-five million, two hundred fifty-three thousand, one hundred two".