1326145202 has 4 divisors (see below), whose sum is σ = 1989217806. Its totient is φ = 663072600.

The previous prime is 1326145181. The next prime is 1326145243. The reversal of 1326145202 is 2025416231.

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 only one way, i.e., 1204020601 + 122124601 = 34699^2 + 11051^2 .

It is a super-2 number, since 2×1326145202² = 3517322193575241608, which contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 331536299 + ... + 331536302.

Almost surely, 2^1326145202 is an apocalyptic number.

1326145202 is a deficient number, since it is larger than the sum of its proper divisors (663072604).

1326145202 is an equidigital number, since it uses as much as digits as its factorization.

1326145202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663072603.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1326145202 is about 36416.2766081322. The cubic root of 1326145202 is about 1098.6609607202.

The spelling of 1326145202 in words is "one billion, three hundred twenty-six million, one hundred forty-five thousand, two hundred two".