1156145201236 has 6 divisors (see below), whose sum is σ = 2023254102170. Its totient is φ = 578072600616.

The previous prime is 1156145201213. The next prime is 1156145201251. The reversal of 1156145201236 is 6321025416511.

It can be written as a sum of positive squares in only one way, i.e., 1153892749636 + 2252451600 = 1074194^2 + 47460^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1156145201195 and 1156145201204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144518150151 + ... + 144518150158.

Almost surely, 2^{1156145201236} is an apocalyptic number.

It is an amenable number.

1156145201236 is a deficient number, since it is larger than the sum of its proper divisors (867108900934).

1156145201236 is a wasteful number, since it uses less digits than its factorization.

1156145201236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289036300313 (or 289036300311 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 1156145201236 in words is "one trillion, one hundred fifty-six billion, one hundred forty-five million, two hundred one thousand, two hundred thirty-six".