1252633454 has 8 divisors (see below), whose sum is σ = 1881454368. Its totient is φ = 625482000.

The previous prime is 1252633451. The next prime is 1252633477. The reversal of 1252633454 is 4543362521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252633451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415487 + ... + 418490.

It is an arithmetic number, because the mean of its divisors is an integer number (235181796).

Almost surely, 2^1252633454 is an apocalyptic number.

1252633454 is a deficient number, since it is larger than the sum of its proper divisors (628820914).

1252633454 is an equidigital number, since it uses as much as digits as its factorization.

1252633454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834730.

The product of its digits is 86400, while the sum is 35.

The square root of 1252633454 is about 35392.5621282212. The cubic root of 1252633454 is about 1077.9732950153.

Adding to 1252633454 its reverse (4543362521), we get a palindrome (5795995975).

The spelling of 1252633454 in words is "one billion, two hundred fifty-two million, six hundred thirty-three thousand, four hundred fifty-four".