126572093 has 2 divisors, whose sum is σ = 126572094. Its totient is φ = 126572092.

The previous prime is 126572087. The next prime is 126572111. The reversal of 126572093 is 390275621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124255609 + 2316484 = 11147^2 + 1522^2 .

It is a cyclic number.

It is not a de Polignac number, because 126572093 - 2⁶ = 126572029 is a prime.

It is equal to p_7194518 and since 126572093 and 7194518 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126572393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63286046 + 63286047.

It is an arithmetic number, because the mean of its divisors is an integer number (63286047).

Almost surely, 2^126572093 is an apocalyptic number.

It is an amenable number.

126572093 is a deficient number, since it is larger than the sum of its proper divisors (1).

126572093 is an equidigital number, since it uses as much as digits as its factorization.

126572093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 126572093 is about 11250.4263474768. The cubic root of 126572093 is about 502.0873974170.

The spelling of 126572093 in words is "one hundred twenty-six million, five hundred seventy-two thousand, ninety-three".