125143002 has 32 divisors (see below), whose sum is σ = 282254400. Its totient is φ = 41090544.

The previous prime is 125142971. The next prime is 125143003. The reversal of 125143002 is 200341521.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (125143003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13677 + ... + 20912.

It is an arithmetic number, because the mean of its divisors is an integer number (8820450).

Almost surely, 2^125143002 is an apocalyptic number.

125143002 is an abundant number, since it is smaller than the sum of its proper divisors (157111398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125143002 is a wasteful number, since it uses less digits than its factorization.

125143002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34667 (or 34661 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 125143002 is about 11186.7333033375. The cubic root of 125143002 is about 500.1905966699.

Adding to 125143002 its reverse (200341521), we get a palindrome (325484523).

It can be divided in two parts, 1251 and 43002, that added together give a triangular number (44253 = T₂₉₇).

The spelling of 125143002 in words is "one hundred twenty-five million, one hundred forty-three thousand, two".