1253412342 has 48 divisors (see below), whose sum is σ = 3342437280. Its totient is φ = 330569856.

The previous prime is 1253412337. The next prime is 1253412371. The reversal of 1253412342 is 2432143521.

1253412342 is a `hidden beast` number, since 1 + 2 + 534 + 123 + 4 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 380967 + ... + 384242.

It is an arithmetic number, because the mean of its divisors is an integer number (69634110).

Almost surely, 2^1253412342 is an apocalyptic number.

1253412342 is an abundant number, since it is smaller than the sum of its proper divisors (2089024938).

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

1253412342 is a wasteful number, since it uses less digits than its factorization.

1253412342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765237 (or 765234 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 1253412342 is about 35403.5639731369. The cubic root of 1253412342 is about 1078.1966768024.

Adding to 1253412342 its reverse (2432143521), we get a palindrome (3685555863).

It can be divided in two parts, 1253 and 412342, that added together give a triangular number (413595 = T₉₀₉).

The spelling of 1253412342 in words is "one billion, two hundred fifty-three million, four hundred twelve thousand, three hundred forty-two".