126257275 has 12 divisors (see below), whose sum is σ = 159891552. Its totient is φ = 98855840.

The previous prime is 126257233. The next prime is 126257293. The reversal of 126257275 is 572752621.

It is not a de Polignac number, because 126257275 - 2¹³ = 126249083 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52552 + ... + 54901.

It is an arithmetic number, because the mean of its divisors is an integer number (13324296).

Almost surely, 2^126257275 is an apocalyptic number.

126257275 is a deficient number, since it is larger than the sum of its proper divisors (33634277).

126257275 is a wasteful number, since it uses less digits than its factorization.

126257275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107510 (or 107505 counting only the distinct ones).

The product of its digits is 58800, while the sum is 37.

The square root of 126257275 is about 11236.4262557096. The cubic root of 126257275 is about 501.6707774534.

It can be divided in two parts, 12625 and 7275, that added together give a triangular number (19900 = T₁₉₉).

The spelling of 126257275 in words is "one hundred twenty-six million, two hundred fifty-seven thousand, two hundred seventy-five".