126925545 has 16 divisors (see below), whose sum is σ = 208035072. Its totient is φ = 66042240.

The previous prime is 126925543. The next prime is 126925607. The reversal of 126925545 is 545529621.

It is not a de Polignac number, because 126925545 - 2¹ = 126925543 is a prime.

It is a super-2 number, since 2×126925545² = 32220187947094050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126925541) 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, 102577 + ... + 103806.

It is an arithmetic number, because the mean of its divisors is an integer number (13002192).

Almost surely, 2^126925545 is an apocalyptic number.

126925545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126925545 is a deficient number, since it is larger than the sum of its proper divisors (81109527).

126925545 is a wasteful number, since it uses less digits than its factorization.

126925545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206432.

The product of its digits is 108000, while the sum is 39.

The square root of 126925545 is about 11266.1237788336. The cubic root of 126925545 is about 502.5543219906.

The spelling of 126925545 in words is "one hundred twenty-six million, nine hundred twenty-five thousand, five hundred forty-five".