1409997376 has 14 divisors (see below), whose sum is σ = 2797963670. Its totient is φ = 704998656.

The previous prime is 1409997373. The next prime is 1409997377. The reversal of 1409997376 is 6737999041.

It can be written as a sum of positive squares in only one way, i.e., 816587776 + 593409600 = 28576^2 + 24360^2 .

It is not an unprimeable number, because it can be changed into a prime (1409997373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11015541 + ... + 11015668.

Almost surely, 2^1409997376 is an apocalyptic number.

1409997376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1409997376 is a deficient number, since it is larger than the sum of its proper divisors (1387966294).

1409997376 is an equidigital number, since it uses as much as digits as its factorization.

1409997376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22031221 (or 22031211 counting only the distinct ones).

The product of its (nonzero) digits is 2571912, while the sum is 55.

The square root of 1409997376 is about 37549.9317709101. The cubic root of 1409997376 is about 1121.3454748479.

The spelling of 1409997376 in words is "one billion, four hundred nine million, nine hundred ninety-seven thousand, three hundred seventy-six".