1201342125 has 16 divisors (see below), whose sum is σ = 1999033920. Its totient is φ = 640715600.

The previous prime is 1201342097. The next prime is 1201342147. The reversal of 1201342125 is 5212431021.

It is not a de Polignac number, because 1201342125 - 2⁶ = 1201342061 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1601415 + ... + 1602164.

It is an arithmetic number, because the mean of its divisors is an integer number (124939620).

Almost surely, 2^1201342125 is an apocalyptic number.

1201342125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1201342125 is a deficient number, since it is larger than the sum of its proper divisors (797691795).

1201342125 is an equidigital number, since it uses as much as digits as its factorization.

1201342125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3203597 (or 3203587 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1201342125 is about 34660.3826435889. The cubic root of 1201342125 is about 1063.0545939741.

Adding to 1201342125 its reverse (5212431021), we get a palindrome (6413773146).

The spelling of 1201342125 in words is "one billion, two hundred one million, three hundred forty-two thousand, one hundred twenty-five".