1133379450 has 288 divisors, whose sum is σ = 3795292800. Its totient is φ = 236597760.

The previous prime is 1133379433. The next prime is 1133379473. The reversal of 1133379450 is 549733311.

1133379450 is a `hidden beast` number, since 1 + 133 + 3 + 79 + 450 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1735324 + ... + 1735976.

It is an arithmetic number, because the mean of its divisors is an integer number (13178100).

Almost surely, 2^1133379450 is an apocalyptic number.

1133379450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1133379450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1897646400).

1133379450 is an abundant number, since it is smaller than the sum of its proper divisors (2661913350).

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

1133379450 is a wasteful number, since it uses less digits than its factorization.

1133379450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 1133379450 is about 33665.7013888022. The cubic root of 1133379450 is about 1042.6177428561.

The spelling of 1133379450 in words is "one billion, one hundred thirty-three million, three hundred seventy-nine thousand, four hundred fifty".