120001250 has 20 divisors (see below), whose sum is σ = 224932686. Its totient is φ = 48000000.

The previous prime is 120001247. The next prime is 120001307. The reversal of 120001250 is 52100021.

It can be written as a sum of positive squares in 5 ways, for example, as 1256641 + 118744609 = 1121^2 + 10897^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 46751 + ... + 49250.

Almost surely, 2^120001250 is an apocalyptic number.

120001250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120001250 is a deficient number, since it is larger than the sum of its proper divisors (104931436).

120001250 is an frugal number, since it uses more digits than its factorization.

120001250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96023 (or 96008 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 120001250 is about 10954.5082043878. The cubic root of 120001250 is about 493.2441275074.

Adding to 120001250 its reverse (52100021), we get a palindrome (172101271).

The spelling of 120001250 in words is "one hundred twenty million, one thousand, two hundred fifty".