1151381335 has 16 divisors (see below), whose sum is σ = 1494630144. Its totient is φ = 846427392.

The previous prime is 1151381303. The next prime is 1151381339. The reversal of 1151381335 is 5331831511.

It is a cyclic number.

It is not a de Polignac number, because 1151381335 - 2⁵ = 1151381303 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1151381297 and 1151381306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151381339) 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, 25222 + ... + 54211.

It is an arithmetic number, because the mean of its divisors is an integer number (93414384).

Almost surely, 2^1151381335 is an apocalyptic number.

1151381335 is a deficient number, since it is larger than the sum of its proper divisors (343248809).

1151381335 is a wasteful number, since it uses less digits than its factorization.

1151381335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79674.

The product of its digits is 5400, while the sum is 31.

The square root of 1151381335 is about 33932.0104768344. The cubic root of 1151381335 is about 1048.1088665604.

The spelling of 1151381335 in words is "one billion, one hundred fifty-one million, three hundred eighty-one thousand, three hundred thirty-five".