126480737 has 4 divisors (see below), whose sum is σ = 128867220. Its totient is φ = 124094256.

The previous prime is 126480733. The next prime is 126480743. The reversal of 126480737 is 737084621.

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

It can be written as a sum of positive squares in 2 ways, for example, as 100020001 + 26460736 = 10001^2 + 5144^2 .

It is a cyclic number.

It is not a de Polignac number, because 126480737 - 2² = 126480733 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126480737.

It is not an unprimeable number, because it can be changed into a prime (126480733) 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, 1193162 + ... + 1193267.

It is an arithmetic number, because the mean of its divisors is an integer number (32216805).

Almost surely, 2^126480737 is an apocalyptic number.

It is an amenable number.

126480737 is a deficient number, since it is larger than the sum of its proper divisors (2386483).

126480737 is an equidigital number, since it uses as much as digits as its factorization.

126480737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2386482.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 126480737 is about 11246.3655017966. The cubic root of 126480737 is about 501.9665710559.

The spelling of 126480737 in words is "one hundred twenty-six million, four hundred eighty thousand, seven hundred thirty-seven".