1129054619 has 12 divisors (see below), whose sum is σ = 1432789848. Its totient is φ = 879782400.

The previous prime is 1129054583. The next prime is 1129054637. The reversal of 1129054619 is 9164509211.

It is not a de Polignac number, because 1129054619 - 2⁸ = 1129054363 is a prime.

It is a super-2 number, since 2×1129054619² = 2549528665370470322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1129054639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1046822 + ... + 1047899.

It is an arithmetic number, because the mean of its divisors is an integer number (119399154).

Almost surely, 2^1129054619 is an apocalyptic number.

1129054619 is a deficient number, since it is larger than the sum of its proper divisors (303735229).

1129054619 is a wasteful number, since it uses less digits than its factorization.

1129054619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2094746 (or 2094739 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 1129054619 is about 33601.4079913327. The cubic root of 1129054619 is about 1041.2898871334.

The spelling of 1129054619 in words is "one billion, one hundred twenty-nine million, fifty-four thousand, six hundred nineteen".