120270129 has 8 divisors (see below), whose sum is σ = 183268800. Its totient is φ = 68725776.

The previous prime is 120270109. The next prime is 120270149. The reversal of 120270129 is 921072021.

It is an interprime number because it is at equal distance from previous prime (120270109) and next prime (120270149).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120270129 - 2⁷ = 120270001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120270099 and 120270108.

It is not an unprimeable number, because it can be changed into a prime (120270109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2863554 + ... + 2863595.

It is an arithmetic number, because the mean of its divisors is an integer number (22908600).

Almost surely, 2^120270129 is an apocalyptic number.

It is an amenable number.

120270129 is a deficient number, since it is larger than the sum of its proper divisors (62998671).

120270129 is an equidigital number, since it uses as much as digits as its factorization.

120270129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5727159.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 120270129 is about 10966.7738647243. The cubic root of 120270129 is about 493.6122460552.

The spelling of 120270129 in words is "one hundred twenty million, two hundred seventy thousand, one hundred twenty-nine".