1326514690 has 8 divisors (see below), whose sum is σ = 2387726460. Its totient is φ = 530605872.

The previous prime is 1326514643. The next prime is 1326514691. The reversal of 1326514690 is 964156231.

It can be written as a sum of positive squares in 2 ways, for example, as 1292186809 + 34327881 = 35947^2 + 5859^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1326514690² = 3519282445571592200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1326514691) 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, 66325725 + ... + 66325744.

Almost surely, 2^1326514690 is an apocalyptic number.

1326514690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1326514690 is a deficient number, since it is larger than the sum of its proper divisors (1061211770).

1326514690 is a wasteful number, since it uses less digits than its factorization.

1326514690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132651476.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 1326514690 is about 36421.3493709390. The cubic root of 1326514690 is about 1098.7629868396.

The spelling of 1326514690 in words is "one billion, three hundred twenty-six million, five hundred fourteen thousand, six hundred ninety".