1145728051052 has 24 divisors (see below), whose sum is σ = 2159442112800. Its totient is φ = 528752157696.

The previous prime is 1145728051009. The next prime is 1145728051081. The reversal of 1145728051052 is 2501508275411.

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, 330677 + ... + 1549452.

It is an arithmetic number, because the mean of its divisors is an integer number (89976754700).

Almost surely, 2^{1145728051052} is an apocalyptic number.

It is an amenable number.

1145728051052 is a deficient number, since it is larger than the sum of its proper divisors (1013714061748).

1145728051052 is a wasteful number, since it uses less digits than its factorization.

1145728051052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891865 (or 1891863 counting only the distinct ones).

The product of its (nonzero) digits is 112000, while the sum is 41.

The spelling of 1145728051052 in words is "one trillion, one hundred forty-five billion, seven hundred twenty-eight million, fifty-one thousand, fifty-two".