125241749 has 8 divisors (see below), whose sum is σ = 136380000. Its totient is φ = 114558192.

The previous prime is 125241713. The next prime is 125241751. The reversal of 125241749 is 947142521.

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

It is a cyclic number.

It is not a de Polignac number, because 125241749 - 2¹⁶ = 125176213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125241709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113099 + ... + 114200.

It is an arithmetic number, because the mean of its divisors is an integer number (17047500).

Almost surely, 2^125241749 is an apocalyptic number.

125241749 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

125241749 is a deficient number, since it is larger than the sum of its proper divisors (11138251).

125241749 is a wasteful number, since it uses less digits than its factorization.

125241749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227347.

The product of its digits is 20160, while the sum is 35.

The square root of 125241749 is about 11191.1460092343. The cubic root of 125241749 is about 500.3221244271.

The spelling of 125241749 in words is "one hundred twenty-five million, two hundred forty-one thousand, seven hundred forty-nine".