1335146021 has 8 divisors (see below), whose sum is σ = 1519850304. Its totient is φ = 1160996320.

The previous prime is 1335145997. The next prime is 1335146039. The reversal of 1335146021 is 1206415331.

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

It is not a de Polignac number, because 1335146021 - 2³⁰ = 261404197 is a prime.

It is a super-2 number, since 2×1335146021² = 3565229794784264882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1335146081) 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, 2638376 + ... + 2638881.

It is an arithmetic number, because the mean of its divisors is an integer number (189981288).

Almost surely, 2^1335146021 is an apocalyptic number.

1335146021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1335146021 is a deficient number, since it is larger than the sum of its proper divisors (184704283).

1335146021 is a wasteful number, since it uses less digits than its factorization.

1335146021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5277291.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1335146021 is about 36539.6499846400. The cubic root of 1335146021 is about 1101.1409706689.

The spelling of 1335146021 in words is "one billion, three hundred thirty-five million, one hundred forty-six thousand, twenty-one".