1449629477 has 4 divisors (see below), whose sum is σ = 1462928940. Its totient is φ = 1436330016.

The previous prime is 1449629443. The next prime is 1449629483. The reversal of 1449629477 is 7749269441.

It is a Cunningham number, because it is equal to 38074²+1.

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 1010349796 + 439279681 = 31786^2 + 20959^2 .

It is a cyclic number.

It is not a de Polignac number, because 1449629477 - 2⁸ = 1449629221 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 (1449623477) 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, 6649568 + ... + 6649785.

It is an arithmetic number, because the mean of its divisors is an integer number (365732235).

Almost surely, 2^1449629477 is an apocalyptic number.

It is an amenable number.

1449629477 is a deficient number, since it is larger than the sum of its proper divisors (13299463).

1449629477 is a wasteful number, since it uses less digits than its factorization.

1449629477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13299462.

The product of its digits is 3048192, while the sum is 53.

The square root of 1449629477 is about 38074.0000131323. Note that the first 4 decimals coincide. The cubic root of 1449629477 is about 1131.7547792670.

The spelling of 1449629477 in words is "one billion, four hundred forty-nine million, six hundred twenty-nine thousand, four hundred seventy-seven".