1145396211 has 16 divisors (see below), whose sum is σ = 1550285568. Its totient is φ = 752074400.

The previous prime is 1145396201. The next prime is 1145396221. The reversal of 1145396211 is 1126935411.

It is an interprime number because it is at equal distance from previous prime (1145396201) and next prime (1145396221).

It is a cyclic number.

It is not a de Polignac number, because 1145396211 - 2⁵ = 1145396179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1145396201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269896 + ... + 274106.

It is an arithmetic number, because the mean of its divisors is an integer number (96892848).

Almost surely, 2^1145396211 is an apocalyptic number.

1145396211 is a deficient number, since it is larger than the sum of its proper divisors (404889357).

1145396211 is a wasteful number, since it uses less digits than its factorization.

1145396211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5562.

The product of its digits is 6480, while the sum is 33.

The square root of 1145396211 is about 33843.7026786373. The cubic root of 1145396211 is about 1046.2896133418.

The spelling of 1145396211 in words is "one billion, one hundred forty-five million, three hundred ninety-six thousand, two hundred eleven".