1052254421 has 16 divisors (see below), whose sum is σ = 1112652288. Its totient is φ = 993720000.

The previous prime is 1052254417. The next prime is 1052254451. The reversal of 1052254421 is 1244522501.

1052254421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1052254421 - 2² = 1052254417 is a prime.

It is a super-2 number, since 2×1052254421² = 2214478733028090482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052254451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322046 + ... + 325296.

It is an arithmetic number, because the mean of its divisors is an integer number (69540768).

Almost surely, 2^1052254421 is an apocalyptic number.

It is an amenable number.

1052254421 is a deficient number, since it is larger than the sum of its proper divisors (60397867).

1052254421 is a wasteful number, since it uses less digits than its factorization.

1052254421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3532.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 1052254421 is about 32438.4713110837. The cubic root of 1052254421 is about 1017.1232607275.

Adding to 1052254421 its reverse (1244522501), we get a palindrome (2296776922).

The spelling of 1052254421 in words is "one billion, fifty-two million, two hundred fifty-four thousand, four hundred twenty-one".