1145510199 has 12 divisors (see below), whose sum is σ = 1658029776. Its totient is φ = 762102432.

The previous prime is 1145510183. The next prime is 1145510203. The reversal of 1145510199 is 9910155411.

1145510199 is a `hidden beast` number, since 1 + 1 + 455 + 10 + 199 = 666.

It is not a de Polignac number, because 1145510199 - 2⁴ = 1145510183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145517199) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126294 + ... + 135059.

It is an arithmetic number, because the mean of its divisors is an integer number (138169148).

Almost surely, 2^1145510199 is an apocalyptic number.

1145510199 is a deficient number, since it is larger than the sum of its proper divisors (512519577).

1145510199 is a wasteful number, since it uses less digits than its factorization.

1145510199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261846 (or 261843 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 36.

The square root of 1145510199 is about 33845.3866723369. The cubic root of 1145510199 is about 1046.3243205471.

The spelling of 1145510199 in words is "one billion, one hundred forty-five million, five hundred ten thousand, one hundred ninety-nine".