126523051 has 8 divisors (see below), whose sum is σ = 127815584. Its totient is φ = 125236800.

The previous prime is 126523043. The next prime is 126523057. The reversal of 126523051 is 150325621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126523051 - 2³ = 126523043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126523057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45925 + ... + 48601.

It is an arithmetic number, because the mean of its divisors is an integer number (15976948).

Almost surely, 2^126523051 is an apocalyptic number.

126523051 is a deficient number, since it is larger than the sum of its proper divisors (1292533).

126523051 is a wasteful number, since it uses less digits than its factorization.

126523051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3141.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 126523051 is about 11248.2465744666. The cubic root of 126523051 is about 502.0225422807.

Adding to 126523051 its reverse (150325621), we get a palindrome (276848672).

The spelling of 126523051 in words is "one hundred twenty-six million, five hundred twenty-three thousand, fifty-one".