126230661 has 48 divisors (see below), whose sum is σ = 205208640. Its totient is φ = 74304000.

The previous prime is 126230653. The next prime is 126230701. The reversal of 126230661 is 166032621.

It is not a de Polignac number, because 126230661 - 2³ = 126230653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126238661) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 502786 + ... + 503036.

It is an arithmetic number, because the mean of its divisors is an integer number (4275180).

Almost surely, 2^126230661 is an apocalyptic number.

It is an amenable number.

126230661 is a deficient number, since it is larger than the sum of its proper divisors (78977979).

126230661 is a wasteful number, since it uses less digits than its factorization.

126230661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466 (or 463 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 126230661 is about 11235.2419199588. The cubic root of 126230661 is about 501.6355256120.

The spelling of 126230661 in words is "one hundred twenty-six million, two hundred thirty thousand, six hundred sixty-one".