126475465 has 4 divisors (see below), whose sum is σ = 151770564. Its totient is φ = 101180368.

The previous prime is 126475441. The next prime is 126475469. The reversal of 126475465 is 564574621.

It is a happy number.

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 56385081 + 70090384 = 7509^2 + 8372^2 .

It is a cyclic number.

It is not a de Polignac number, because 126475465 - 2⁷ = 126475337 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126475469) 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, 12647542 + ... + 12647551.

It is an arithmetic number, because the mean of its divisors is an integer number (37942641).

Almost surely, 2^126475465 is an apocalyptic number.

It is an amenable number.

126475465 is a deficient number, since it is larger than the sum of its proper divisors (25295099).

126475465 is an equidigital number, since it uses as much as digits as its factorization.

126475465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25295098.

The product of its digits is 201600, while the sum is 40.

The square root of 126475465 is about 11246.1311125204. The cubic root of 126475465 is about 501.9595965958.

It can be divided in two parts, 1264 and 75465, that added together give a square (76729 = 277²).

The spelling of 126475465 in words is "one hundred twenty-six million, four hundred seventy-five thousand, four hundred sixty-five".