123851010 has 16 divisors (see below), whose sum is σ = 297242496. Its totient is φ = 33026928.

The previous prime is 123851009. The next prime is 123851017. The reversal of 123851010 is 10158321.

It is not an unprimeable number, because it can be changed into a prime (123851017) 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, 2064154 + ... + 2064213.

It is an arithmetic number, because the mean of its divisors is an integer number (18577656).

Almost surely, 2^123851010 is an apocalyptic number.

123851010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123851010 is an abundant number, since it is smaller than the sum of its proper divisors (173391486).

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

123851010 is a wasteful number, since it uses less digits than its factorization.

123851010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4128377.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 123851010 is about 11128.8368664475. The cubic root of 123851010 is about 498.4632952488.

The spelling of 123851010 in words is "one hundred twenty-three million, eight hundred fifty-one thousand, ten".