126170147 has 4 divisors (see below), whose sum is σ = 126247680. Its totient is φ = 126092616.

The previous prime is 126170101. The next prime is 126170167. The reversal of 126170147 is 741071621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 126170147 - 2⁸ = 126169891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126170167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36272 + ... + 39597.

It is an arithmetic number, because the mean of its divisors is an integer number (31561920).

Almost surely, 2^126170147 is an apocalyptic number.

126170147 is a deficient number, since it is larger than the sum of its proper divisors (77533).

126170147 is an equidigital number, since it uses as much as digits as its factorization.

126170147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77532.

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 126170147 is about 11232.5485532002. The cubic root of 126170147 is about 501.5553527389. Note that the first 3 decimals are identical.

The spelling of 126170147 in words is "one hundred twenty-six million, one hundred seventy thousand, one hundred forty-seven".