125002545 has 16 divisors (see below), whose sum is σ = 200348160. Its totient is φ = 66553344.

The previous prime is 125002543. The next prime is 125002583. The reversal of 125002545 is 545200521.

It is a happy number.

It is not a de Polignac number, because 125002545 - 2¹ = 125002543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125002541) 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, 2241 + ... + 15969.

It is an arithmetic number, because the mean of its divisors is an integer number (12521760).

Almost surely, 2^125002545 is an apocalyptic number.

125002545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125002545 is a deficient number, since it is larger than the sum of its proper divisors (75345615).

125002545 is a wasteful number, since it uses less digits than its factorization.

125002545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14344.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 125002545 is about 11180.4537027797. The cubic root of 125002545 is about 500.0033933103.

The spelling of 125002545 in words is "one hundred twenty-five million, two thousand, five hundred forty-five".