126735151 has 4 divisors (see below), whose sum is σ = 126766432. Its totient is φ = 126703872.

The previous prime is 126735139. The next prime is 126735173. The reversal of 126735151 is 151537621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 151537621 = 1657 ⋅91453.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126735151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126735121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8466 + ... + 18031.

It is an arithmetic number, because the mean of its divisors is an integer number (31691608).

Almost surely, 2^126735151 is an apocalyptic number.

126735151 is a deficient number, since it is larger than the sum of its proper divisors (31281).

126735151 is an equidigital number, since it uses as much as digits as its factorization.

126735151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31280.

The product of its digits is 6300, while the sum is 31.

The square root of 126735151 is about 11257.6707626400. The cubic root of 126735151 is about 502.3029115788.

The spelling of 126735151 in words is "one hundred twenty-six million, seven hundred thirty-five thousand, one hundred fifty-one".