1146965290 has 8 divisors (see below), whose sum is σ = 2064537540. Its totient is φ = 458786112.

The previous prime is 1146965189. The next prime is 1146965293. The reversal of 1146965290 is 925696411.

It can be written as a sum of positive squares in 2 ways, for example, as 1135083481 + 11881809 = 33691^2 + 3447^2 .

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 (1146965293) 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, 57348255 + ... + 57348274.

Almost surely, 2^1146965290 is an apocalyptic number.

1146965290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1146965290 is a deficient number, since it is larger than the sum of its proper divisors (917572250).

1146965290 is a wasteful number, since it uses less digits than its factorization.

1146965290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114696536.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 1146965290 is about 33866.8760000092. The cubic root of 1146965290 is about 1046.7671662776.

The spelling of 1146965290 in words is "one billion, one hundred forty-six million, nine hundred sixty-five thousand, two hundred ninety".