125299197 has 16 divisors (see below), whose sum is σ = 196548480. Its totient is φ = 78618816.

The previous prime is 125299189. The next prime is 125299201. The reversal of 125299197 is 791992521.

It is not a de Polignac number, because 125299197 - 2³ = 125299189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125291197) 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, 136033 + ... + 136950.

It is an arithmetic number, because the mean of its divisors is an integer number (12284280).

Almost surely, 2^125299197 is an apocalyptic number.

125299197 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

125299197 is a deficient number, since it is larger than the sum of its proper divisors (71249283).

125299197 is a wasteful number, since it uses less digits than its factorization.

125299197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273009 (or 273003 counting only the distinct ones).

The product of its digits is 102060, while the sum is 45.

The square root of 125299197 is about 11193.7123868715. The cubic root of 125299197 is about 500.3986114667.

The spelling of 125299197 in words is "one hundred twenty-five million, two hundred ninety-nine thousand, one hundred ninety-seven".