1332416021 has 8 divisors (see below), whose sum is σ = 1485046080. Its totient is φ = 1188036288.

The previous prime is 1332416011. The next prime is 1332416023. The reversal of 1332416021 is 1206142331.

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

It is a cyclic number.

It is not a de Polignac number, because 1332416021 - 2¹⁸ = 1332153877 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332416023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2062241 + ... + 2062886.

It is an arithmetic number, because the mean of its divisors is an integer number (185630760).

Almost surely, 2^1332416021 is an apocalyptic number.

It is an amenable number.

1332416021 is a deficient number, since it is larger than the sum of its proper divisors (152630059).

1332416021 is a wasteful number, since it uses less digits than its factorization.

1332416021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4125163.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1332416021 is about 36502.2741894255. The cubic root of 1332416021 is about 1100.3899501760.

Adding to 1332416021 its reverse (1206142331), we get a palindrome (2538558352).

The spelling of 1332416021 in words is "one billion, three hundred thirty-two million, four hundred sixteen thousand, twenty-one".