1352440602021 has 8 divisors (see below), whose sum is σ = 1803339004320. Its totient is φ = 901584633872.

The previous prime is 1352440601957. The next prime is 1352440602031. The reversal of 1352440602021 is 1202060442531.

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 1352440602021 - 2⁶ = 1352440601957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1352440602021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352440602031) 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, 10534095 + ... + 10661708.

It is an arithmetic number, because the mean of its divisors is an integer number (225417375540).

Almost surely, 2^{1352440602021} is an apocalyptic number.

It is an amenable number.

1352440602021 is a deficient number, since it is larger than the sum of its proper divisors (450898402299).

1352440602021 is a wasteful number, since it uses less digits than its factorization.

1352440602021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21217075.

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 1352440602021 in words is "one trillion, three hundred fifty-two billion, four hundred forty million, six hundred two thousand, twenty-one".