1151575050369 has 4 divisors (see below), whose sum is σ = 1535433400496. Its totient is φ = 767716700244.

The previous prime is 1151575050247. The next prime is 1151575050377. The reversal of 1151575050369 is 9630505751511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1151575050369 - 2¹² = 1151575046273 is a prime.

It is a super-2 number, since 2×1151575050369² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1151575070369) 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, 191929175059 + ... + 191929175064.

It is an arithmetic number, because the mean of its divisors is an integer number (383858350124).

Almost surely, 2^{1151575050369} is an apocalyptic number.

It is an amenable number.

1151575050369 is a deficient number, since it is larger than the sum of its proper divisors (383858350127).

1151575050369 is an equidigital number, since it uses as much as digits as its factorization.

1151575050369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383858350126.

The product of its (nonzero) digits is 708750, while the sum is 48.

The spelling of 1151575050369 in words is "one trillion, one hundred fifty-one billion, five hundred seventy-five million, fifty thousand, three hundred sixty-nine".