126457347 has 4 divisors (see below), whose sum is σ = 168609800. Its totient is φ = 84304896.

The previous prime is 126457337. The next prime is 126457349. The reversal of 126457347 is 743754621.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 126457347 - 2¹² = 126453251 is a prime.

It is a super-2 number, since 2×126457347² = 31982921220556818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126457349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21076222 + ... + 21076227.

It is an arithmetic number, because the mean of its divisors is an integer number (42152450).

Almost surely, 2^126457347 is an apocalyptic number.

126457347 is a deficient number, since it is larger than the sum of its proper divisors (42152453).

126457347 is an equidigital number, since it uses as much as digits as its factorization.

126457347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42152452.

The product of its digits is 141120, while the sum is 39.

The square root of 126457347 is about 11245.3255622058. The cubic root of 126457347 is about 501.9356263650.

The spelling of 126457347 in words is "one hundred twenty-six million, four hundred fifty-seven thousand, three hundred forty-seven".