1052400254 has 4 divisors (see below), whose sum is σ = 1578600384. Its totient is φ = 526200126.

The previous prime is 1052400247. The next prime is 1052400281. The reversal of 1052400254 is 4520042501.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1052400254² = 2215092589238529032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263100062 + ... + 263100065.

It is an arithmetic number, because the mean of its divisors is an integer number (394650096).

Almost surely, 2^1052400254 is an apocalyptic number.

1052400254 is a deficient number, since it is larger than the sum of its proper divisors (526200130).

1052400254 is an equidigital number, since it uses as much as digits as its factorization.

1052400254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526200129.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 1052400254 is about 32440.7190734114. The cubic root of 1052400254 is about 1017.1702466026.

Adding to 1052400254 its reverse (4520042501), we get a palindrome (5572442755).

The spelling of 1052400254 in words is "one billion, fifty-two million, four hundred thousand, two hundred fifty-four".