1146646951 has 8 divisors (see below), whose sum is σ = 1166584064. Its totient is φ = 1126746720.

The previous prime is 1146646939. The next prime is 1146646993. The reversal of 1146646951 is 1596466411.

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

It is a cyclic number.

It is not a de Polignac number, because 1146646951 - 2¹¹ = 1146644903 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1146646898 and 1146646907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146646351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57661 + ... + 74953.

It is an arithmetic number, because the mean of its divisors is an integer number (145823008).

Almost surely, 2^1146646951 is an apocalyptic number.

1146646951 is a deficient number, since it is larger than the sum of its proper divisors (19937113).

1146646951 is a wasteful number, since it uses less digits than its factorization.

1146646951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18441.

The product of its digits is 155520, while the sum is 43.

The square root of 1146646951 is about 33862.1758160931. The cubic root of 1146646951 is about 1046.6703142777.

The spelling of 1146646951 in words is "one billion, one hundred forty-six million, six hundred forty-six thousand, nine hundred fifty-one".