1154811401106 has 64 divisors (see below), whose sum is σ = 2668147278336. Its totient is φ = 329315052800.

The previous prime is 1154811401071. The next prime is 1154811401129. The reversal of 1154811401106 is 6011041184511.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9104881 + ... + 9230843.

It is an arithmetic number, because the mean of its divisors is an integer number (41689801224).

Almost surely, 2^{1154811401106} is an apocalyptic number.

1154811401106 is an abundant number, since it is smaller than the sum of its proper divisors (1513335877230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1154811401106 is a wasteful number, since it uses less digits than its factorization.

1154811401106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134167.

The product of its (nonzero) digits is 3840, while the sum is 33.

Adding to 1154811401106 its reverse (6011041184511), we get a palindrome (7165852585617).

The spelling of 1154811401106 in words is "one trillion, one hundred fifty-four billion, eight hundred eleven million, four hundred one thousand, one hundred six".