1151381334 has 16 divisors (see below), whose sum is σ = 2402883072. Its totient is φ = 367107048.

The previous prime is 1151381303. The next prime is 1151381339. The reversal of 1151381334 is 4331831511.

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 7 ways as a sum of consecutive naturals, for example, 4171534 + ... + 4171809.

It is an arithmetic number, because the mean of its divisors is an integer number (150180192).

Almost surely, 2^1151381334 is an apocalyptic number.

1151381334 is an abundant number, since it is smaller than the sum of its proper divisors (1251501738).

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

1151381334 is a wasteful number, since it uses less digits than its factorization.

1151381334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8343371.

The product of its digits is 4320, while the sum is 30.

The square root of 1151381334 is about 33932.0104620991. The cubic root of 1151381334 is about 1048.1088662570.

The spelling of 1151381334 in words is "one billion, one hundred fifty-one million, three hundred eighty-one thousand, three hundred thirty-four".