1335121516 has 48 divisors (see below), whose sum is σ = 2471067648. Its totient is φ = 630302400.

The previous prime is 1335121453. The next prime is 1335121519. The reversal of 1335121516 is 6151215331.

It is a super-2 number, since 2×1335121516² = 3565098924972276512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1335121519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1465101 + ... + 1466011.

It is an arithmetic number, because the mean of its divisors is an integer number (51480576).

Almost surely, 2^1335121516 is an apocalyptic number.

It is an amenable number.

1335121516 is a deficient number, since it is larger than the sum of its proper divisors (1135946132).

1335121516 is a wasteful number, since it uses less digits than its factorization.

1335121516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222 (or 1220 counting only the distinct ones).

The product of its digits is 2700, while the sum is 28.

The square root of 1335121516 is about 36539.3146624290. The cubic root of 1335121516 is about 1101.1342339215.

Adding to 1335121516 its reverse (6151215331), we get a palindrome (7486336847).

The spelling of 1335121516 in words is "one billion, three hundred thirty-five million, one hundred twenty-one thousand, five hundred sixteen".