1134884381 has 2 divisors, whose sum is σ = 1134884382. Its totient is φ = 1134884380.

The previous prime is 1134884327. The next prime is 1134884407. The reversal of 1134884381 is 1834884311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 969761881 + 165122500 = 31141^2 + 12850^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1134884381 is a prime.

It is a super-2 number, since 2×1134884381² = 2575925116475506322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1134884981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567442190 + 567442191.

It is an arithmetic number, because the mean of its divisors is an integer number (567442191).

Almost surely, 2^1134884381 is an apocalyptic number.

It is an amenable number.

1134884381 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134884381 is an equidigital number, since it uses as much as digits as its factorization.

1134884381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73728, while the sum is 41.

The square root of 1134884381 is about 33688.0450753676. The cubic root of 1134884381 is about 1043.0790104957.

The spelling of 1134884381 in words is "one billion, one hundred thirty-four million, eight hundred eighty-four thousand, three hundred eighty-one".