1146555554 has 8 divisors (see below), whose sum is σ = 1724937708. Its totient is φ = 571576320.

The previous prime is 1146555547. The next prime is 1146555559. The reversal of 1146555554 is 4555556411.

It can be written as a sum of positive squares in 2 ways, for example, as 1127414929 + 19140625 = 33577^2 + 4375^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1146555559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 849887 + ... + 851234.

Almost surely, 2^1146555554 is an apocalyptic number.

1146555554 is a deficient number, since it is larger than the sum of its proper divisors (578382154).

1146555554 is a wasteful number, since it uses less digits than its factorization.

1146555554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701460.

The product of its digits is 300000, while the sum is 41.

The square root of 1146555554 is about 33860.8262450874. The cubic root of 1146555554 is about 1046.6425041866.

The spelling of 1146555554 in words is "one billion, one hundred forty-six million, five hundred fifty-five thousand, five hundred fifty-four".