1352151021 has 8 divisors (see below), whose sum is σ = 1941550240. Its totient is φ = 832092912.

The previous prime is 1352151007. The next prime is 1352151023. The reversal of 1352151021 is 1201512531.

1352151021 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1352151021 - 2⁶ = 1352150957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352151023) 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, 17335231 + ... + 17335308.

It is an arithmetic number, because the mean of its divisors is an integer number (242693780).

Almost surely, 2^1352151021 is an apocalyptic number.

It is an amenable number.

1352151021 is a deficient number, since it is larger than the sum of its proper divisors (589399219).

1352151021 is a wasteful number, since it uses less digits than its factorization.

1352151021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34670555.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 1352151021 is about 36771.6061792248. The cubic root of 1352151021 is about 1105.7961328548.

Adding to 1352151021 its reverse (1201512531), we get a palindrome (2553663552).

The spelling of 1352151021 in words is "one billion, three hundred fifty-two million, one hundred fifty-one thousand, twenty-one".