1335156240 has 160 divisors (see below), whose sum is σ = 4528567296. Its totient is φ = 322721280.

The previous prime is 1335156181. The next prime is 1335156281. The reversal of 1335156240 is 426515331.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1335156198 and 1335156207.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1380237 + ... + 1381203.

Almost surely, 2^1335156240 is an apocalyptic number.

1335156240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1335156240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2264283648).

1335156240 is an abundant number, since it is smaller than the sum of its proper divisors (3193411056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1335156240 is a wasteful number, since it uses less digits than its factorization.

1335156240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1517 (or 1511 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 1335156240 is about 36539.7898187715. The cubic root of 1335156240 is about 1101.1437799824.

The spelling of 1335156240 in words is "one billion, three hundred thirty-five million, one hundred fifty-six thousand, two hundred forty".