1480909405 has 4 divisors (see below), whose sum is σ = 1777091292. Its totient is φ = 1184727520.

The previous prime is 1480909399. The next prime is 1480909421. The reversal of 1480909405 is 5049090841.

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 478996996 + 1001912409 = 21886^2 + 31653^2 .

It is not a de Polignac number, because 1480909405 - 2¹¹ = 1480907357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148090936 + ... + 148090945.

It is an arithmetic number, because the mean of its divisors is an integer number (444272823).

Almost surely, 2^1480909405 is an apocalyptic number.

It is an amenable number.

1480909405 is a deficient number, since it is larger than the sum of its proper divisors (296181887).

1480909405 is an equidigital number, since it uses as much as digits as its factorization.

1480909405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296181886.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 1480909405 is about 38482.5857369278. The cubic root of 1480909405 is about 1139.8372100062.

The spelling of 1480909405 in words is "one billion, four hundred eighty million, nine hundred nine thousand, four hundred five".