126748247 has 2 divisors, whose sum is σ = 126748248. Its totient is φ = 126748246.

The previous prime is 126748231. The next prime is 126748253. The reversal of 126748247 is 742847621.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126748247 - 2⁴ = 126748231 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126748217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63374123 + 63374124.

It is an arithmetic number, because the mean of its divisors is an integer number (63374124).

Almost surely, 2^126748247 is an apocalyptic number.

126748247 is a deficient number, since it is larger than the sum of its proper divisors (1).

126748247 is an equidigital number, since it uses as much as digits as its factorization.

126748247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 150528, while the sum is 41.

The square root of 126748247 is about 11258.2523954653. The cubic root of 126748247 is about 502.3202125731.

The spelling of 126748247 in words is "one hundred twenty-six million, seven hundred forty-eight thousand, two hundred forty-seven".