1452402254 has 4 divisors (see below), whose sum is σ = 2178603384. Its totient is φ = 726201126.

The previous prime is 1452402227. The next prime is 1452402257. The reversal of 1452402254 is 4522042541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4522042541 = 19 ⋅238002239.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452402257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363100562 + ... + 363100565.

It is an arithmetic number, because the mean of its divisors is an integer number (544650846).

Almost surely, 2^1452402254 is an apocalyptic number.

1452402254 is a deficient number, since it is larger than the sum of its proper divisors (726201130).

1452402254 is an equidigital number, since it uses as much as digits as its factorization.

1452402254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726201129.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 1452402254 is about 38110.3956158946. The cubic root of 1452402254 is about 1132.4759072043.

Adding to 1452402254 its reverse (4522042541), we get a palindrome (5974444795).

The spelling of 1452402254 in words is "one billion, four hundred fifty-two million, four hundred two thousand, two hundred fifty-four".