1146237385 has 8 divisors (see below), whose sum is σ = 1389104136. Its totient is φ = 907910400.

The previous prime is 1146237349. The next prime is 1146237401. The reversal of 1146237385 is 5837326411.

It can be written as a sum of positive squares in 4 ways, for example, as 214095424 + 932141961 = 14632^2 + 30531^2 .

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

It is not a de Polignac number, because 1146237385 - 2¹³ = 1146229193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1134384 + ... + 1135393.

It is an arithmetic number, because the mean of its divisors is an integer number (173638017).

Almost surely, 2^1146237385 is an apocalyptic number.

It is an amenable number.

1146237385 is a deficient number, since it is larger than the sum of its proper divisors (242866751).

1146237385 is a wasteful number, since it uses less digits than its factorization.

1146237385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2269883.

The product of its digits is 120960, while the sum is 40.

The square root of 1146237385 is about 33856.1277319188. The cubic root of 1146237385 is about 1046.5456808488.

The spelling of 1146237385 in words is "one billion, one hundred forty-six million, two hundred thirty-seven thousand, three hundred eighty-five".