125279043 has 8 divisors (see below), whose sum is σ = 172798800. Its totient is φ = 80639328.

The previous prime is 125279039. The next prime is 125279047. The reversal of 125279043 is 340972521.

It is an interprime number because it is at equal distance from previous prime (125279039) and next prime (125279047).

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

It is not a de Polignac number, because 125279043 - 2² = 125279039 is a prime.

It is a super-2 number, since 2×125279043² = 31389677229991698, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125278995 and 125279013.

It is not an unprimeable number, because it can be changed into a prime (125279047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 719908 + ... + 720081.

It is an arithmetic number, because the mean of its divisors is an integer number (21599850).

Almost surely, 2^125279043 is an apocalyptic number.

125279043 is a deficient number, since it is larger than the sum of its proper divisors (47519757).

125279043 is a wasteful number, since it uses less digits than its factorization.

125279043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440021.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 125279043 is about 11192.8121131376. The cubic root of 125279043 is about 500.3717808229.

The spelling of 125279043 in words is "one hundred twenty-five million, two hundred seventy-nine thousand, forty-three".