126109270 has 32 divisors (see below), whose sum is σ = 273081600. Its totient is φ = 40961376.

The previous prime is 126109241. The next prime is 126109273. The reversal of 126109270 is 72901621.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126109273) 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, 46080 + ... + 48739.

It is an arithmetic number, because the mean of its divisors is an integer number (8533800).

Almost surely, 2^126109270 is an apocalyptic number.

126109270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126109270 is an abundant number, since it is smaller than the sum of its proper divisors (146972330).

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

126109270 is a wasteful number, since it uses less digits than its factorization.

126109270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94852.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 126109270 is about 11229.8383781780. The cubic root of 126109270 is about 501.4746730695.

The spelling of 126109270 in words is "one hundred twenty-six million, one hundred nine thousand, two hundred seventy".