126703265 has 16 divisors (see below), whose sum is σ = 164048976. Its totient is φ = 93388800.

The previous prime is 126703259. The next prime is 126703273. The reversal of 126703265 is 562307621.

It can be written as a sum of positive squares in 8 ways, for example, as 10214416 + 116488849 = 3196^2 + 10793^2 .

It is not a de Polignac number, because 126703265 - 2⁴ = 126703249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40145 + ... + 43185.

It is an arithmetic number, because the mean of its divisors is an integer number (10253061).

Almost surely, 2^126703265 is an apocalyptic number.

It is an amenable number.

126703265 is a deficient number, since it is larger than the sum of its proper divisors (37345711).

126703265 is a wasteful number, since it uses less digits than its factorization.

126703265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3700.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 126703265 is about 11256.2544836193. The cubic root of 126703265 is about 502.2607823197.

The spelling of 126703265 in words is "one hundred twenty-six million, seven hundred three thousand, two hundred sixty-five".