1052455001 has 4 divisors (see below), whose sum is σ = 1133413092. Its totient is φ = 971496912.

The previous prime is 1052454959. The next prime is 1052455009. The reversal of 1052455001 is 1005542501.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 106584976 + 945870025 = 10324^2 + 30755^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1052455001 is a prime.

It is a super-2 number, since 2×1052455001² = 2215323058259820002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1052455009) 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, 40479026 + ... + 40479051.

It is an arithmetic number, because the mean of its divisors is an integer number (283353273).

Almost surely, 2^1052455001 is an apocalyptic number.

It is an amenable number.

1052455001 is a deficient number, since it is larger than the sum of its proper divisors (80958091).

1052455001 is an equidigital number, since it uses as much as digits as its factorization.

1052455001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80958090.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 1052455001 is about 32441.5628630928. The cubic root of 1052455001 is about 1017.1878843958.

Adding to 1052455001 its reverse (1005542501), we get a palindrome (2057997502).

The spelling of 1052455001 in words is "one billion, fifty-two million, four hundred fifty-five thousand, one".