1150100561511 has 48 divisors (see below), whose sum is σ = 1899138746880. Its totient is φ = 682199814960.

The previous prime is 1150100561509. The next prime is 1150100561567. The reversal of 1150100561511 is 1151650010511.

1150100561511 is a `hidden beast` number, since 1 + 1 + 50 + 1 + 0 + 0 + 561 + 51 + 1 = 666.

It is not a de Polignac number, because 1150100561511 - 2¹ = 1150100561509 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150100561581) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 220431 + ... + 1532576.

It is an arithmetic number, because the mean of its divisors is an integer number (39565390560).

Almost surely, 2^{1150100561511} is an apocalyptic number.

1150100561511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1150100561511 is a deficient number, since it is larger than the sum of its proper divisors (749038185369).

1150100561511 is a wasteful number, since it uses less digits than its factorization.

1150100561511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1753121 (or 1753068 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 27.

The spelling of 1150100561511 in words is "one trillion, one hundred fifty billion, one hundred million, five hundred sixty-one thousand, five hundred eleven".