1004265901 has 2 divisors, whose sum is σ = 1004265902. Its totient is φ = 1004265900.

The previous prime is 1004265883. The next prime is 1004265907. The reversal of 1004265901 is 1095624001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1004256100 + 9801 = 31690^2 + 99^2 .

It is an emirp because it is prime and its reverse (1095624001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1004265901 - 2⁵ = 1004265869 is a prime.

It is a super-2 number, since 2×1004265901² = 2017099999822683602, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1004265901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004265907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502132950 + 502132951.

It is an arithmetic number, because the mean of its divisors is an integer number (502132951).

Almost surely, 2^1004265901 is an apocalyptic number.

It is an amenable number.

1004265901 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004265901 is an equidigital number, since it uses as much as digits as its factorization.

1004265901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1004265901 is about 31690.1546383100. The cubic root of 1004265901 is about 1001.4199497883.

Adding to 1004265901 its reverse (1095624001), we get a palindrome (2099889902).

The spelling of 1004265901 in words is "one billion, four million, two hundred sixty-five thousand, nine hundred one".