125550330 has 32 divisors (see below), whose sum is σ = 314423424. Its totient is φ = 32024256.

The previous prime is 125550329. The next prime is 125550331. The reversal of 125550330 is 33055521.

It is an interprime number because it is at equal distance from previous prime (125550329) and next prime (125550331).

It is a self number, because there is not a number n which added to its sum of digits gives 125550330.

It is not an unprimeable number, because it can be changed into a prime (125550331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90289 + ... + 91668.

It is an arithmetic number, because the mean of its divisors is an integer number (9825732).

Almost surely, 2^125550330 is an apocalyptic number.

125550330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125550330 is an abundant number, since it is smaller than the sum of its proper divisors (188873094).

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

125550330 is a wasteful number, since it uses less digits than its factorization.

125550330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181990.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 125550330 is about 11204.9243638679. The cubic root of 125550330 is about 500.7326991129.

The spelling of 125550330 in words is "one hundred twenty-five million, five hundred fifty thousand, three hundred thirty".