1025133506 has 32 divisors (see below), whose sum is σ = 1630886400. Its totient is φ = 482296320.

The previous prime is 1025133463. The next prime is 1025133517. The reversal of 1025133506 is 6053315201.

1025133506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 986135 + ... + 987173.

It is an arithmetic number, because the mean of its divisors is an integer number (50965200).

Almost surely, 2^1025133506 is an apocalyptic number.

1025133506 is a deficient number, since it is larger than the sum of its proper divisors (605752894).

1025133506 is a wasteful number, since it uses less digits than its factorization.

1025133506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 1025133506 is about 32017.7061327010. The cubic root of 1025133506 is about 1008.3086111250.

Adding to 1025133506 its reverse (6053315201), we get a palindrome (7078448707).

The spelling of 1025133506 in words is "one billion, twenty-five million, one hundred thirty-three thousand, five hundred six".