1040125001 has 2 divisors, whose sum is σ = 1040125002. Its totient is φ = 1040125000.

The previous prime is 1040124997. The next prime is 1040125027. The reversal of 1040125001 is 1005210401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 762036025 + 278088976 = 27605^2 + 16676^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040125001 - 2² = 1040124997 is a prime.

It is not a weakly prime, because it can be changed into another prime (1040125061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520062500 + 520062501.

It is an arithmetic number, because the mean of its divisors is an integer number (520062501).

Almost surely, 2^1040125001 is an apocalyptic number.

It is an amenable number.

1040125001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040125001 is an equidigital number, since it uses as much as digits as its factorization.

1040125001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 1040125001 is about 32250.9689931946. The cubic root of 1040125001 is about 1013.1999938410.

Adding to 1040125001 its reverse (1005210401), we get a palindrome (2045335402).

The spelling of 1040125001 in words is "one billion, forty million, one hundred twenty-five thousand, one".