1146472129 has 16 divisors (see below), whose sum is σ = 1346725440. Its totient is φ = 964303360.

The previous prime is 1146472079. The next prime is 1146472133. The reversal of 1146472129 is 9212746411.

It is a cyclic number.

It is not a de Polignac number, because 1146472129 - 2¹⁵ = 1146439361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1146472169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40924 + ... + 62989.

It is an arithmetic number, because the mean of its divisors is an integer number (84170340).

Almost surely, 2^1146472129 is an apocalyptic number.

It is an amenable number.

1146472129 is a deficient number, since it is larger than the sum of its proper divisors (200253311).

1146472129 is a wasteful number, since it uses less digits than its factorization.

1146472129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104000.

The product of its digits is 24192, while the sum is 37.

The square root of 1146472129 is about 33859.5943419291. The cubic root of 1146472129 is about 1046.6171185091.

The spelling of 1146472129 in words is "one billion, one hundred forty-six million, four hundred seventy-two thousand, one hundred twenty-nine".