1252002026 has 16 divisors (see below), whose sum is σ = 2169244800. Its totient is φ = 535615680.

The previous prime is 1252002023. The next prime is 1252002029. The reversal of 1252002026 is 6202002521.

It is an interprime number because it is at equal distance from previous prime (1252002023) and next prime (1252002029).

It is a junction number, because it is equal to n+sod(n) for n = 1252001989 and 1252002007.

It is not an unprimeable number, because it can be changed into a prime (1252002023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1673426 + ... + 1674173.

It is an arithmetic number, because the mean of its divisors is an integer number (135577800).

Almost surely, 2^1252002026 is an apocalyptic number.

1252002026 is a deficient number, since it is larger than the sum of its proper divisors (917242774).

1252002026 is a wasteful number, since it uses less digits than its factorization.

1252002026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3347629.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1252002026 is about 35383.6406549694. The cubic root of 1252002026 is about 1077.7921361612.

Adding to 1252002026 its reverse (6202002521), we get a palindrome (7454004547).

The spelling of 1252002026 in words is "one billion, two hundred fifty-two million, two thousand, twenty-six".