1146389051 has 4 divisors (see below), whose sum is σ = 1152150000. Its totient is φ = 1140628104.

The previous prime is 1146389047. The next prime is 1146389063. The reversal of 1146389051 is 1509836411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1509836411 = 33587 ⋅44953.

It is a cyclic number.

It is not a de Polignac number, because 1146389051 - 2² = 1146389047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1146388996 and 1146389014.

It is not an unprimeable number, because it can be changed into a prime (1146380051) 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, 2880176 + ... + 2880573.

It is an arithmetic number, because the mean of its divisors is an integer number (288037500).

Almost surely, 2^1146389051 is an apocalyptic number.

1146389051 is a deficient number, since it is larger than the sum of its proper divisors (5760949).

1146389051 is an equidigital number, since it uses as much as digits as its factorization.

1146389051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5760948.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 1146389051 is about 33858.3675182369. The cubic root of 1146389051 is about 1046.5918371975.

The spelling of 1146389051 in words is "one billion, one hundred forty-six million, three hundred eighty-nine thousand, fifty-one".