1254051252 has 18 divisors (see below), whose sum is σ = 3169962978. Its totient is φ = 418017072.

The previous prime is 1254051229. The next prime is 1254051301. The reversal of 1254051252 is 2521504521.

1254051252 is a `hidden beast` number, since 1 + 2 + 5 + 405 + 1 + 252 = 666.

It can be written as a sum of positive squares in only one way, i.e., 732568356 + 521482896 = 27066^2 + 22836^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17417343 + ... + 17417414.

Almost surely, 2^1254051252 is an apocalyptic number.

1254051252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1254051252 is an abundant number, since it is smaller than the sum of its proper divisors (1915911726).

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

1254051252 is a wasteful number, since it uses less digits than its factorization.

1254051252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34834767 (or 34834762 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 1254051252 is about 35412.5860676681. The cubic root of 1254051252 is about 1078.3798444111.

Adding to 1254051252 its reverse (2521504521), we get a palindrome (3775555773).

The spelling of 1254051252 in words is "one billion, two hundred fifty-four million, fifty-one thousand, two hundred fifty-two".