1043264401 has 2 divisors, whose sum is σ = 1043264402. Its totient is φ = 1043264400.

The previous prime is 1043264399. The next prime is 1043264413. The reversal of 1043264401 is 1044623401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1040707600 + 2556801 = 32260^2 + 1599^2 .

It is a cyclic number.

It is not a de Polignac number, because 1043264401 - 2¹ = 1043264399 is a prime.

It is a super-2 number, since 2×1043264401² = 2176801220787777602, which contains 22 as substring.

Together with 1043264399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1043264471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521632200 + 521632201.

It is an arithmetic number, because the mean of its divisors is an integer number (521632201).

Almost surely, 2^1043264401 is an apocalyptic number.

It is an amenable number.

1043264401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043264401 is an equidigital number, since it uses as much as digits as its factorization.

1043264401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1043264401 is about 32299.6037282193. The cubic root of 1043264401 is about 1014.2183474618.

Adding to 1043264401 its reverse (1044623401), we get a palindrome (2087887802).

The spelling of 1043264401 in words is "one billion, forty-three million, two hundred sixty-four thousand, four hundred one".