1111377541709 has 32 divisors (see below), whose sum is σ = 1194708807936. Its totient is φ = 1031146744320.

The previous prime is 1111377541693. The next prime is 1111377541711. The reversal of 1111377541709 is 9071457731111.

It is a cyclic number.

It is not a de Polignac number, because 1111377541709 - 2⁴ = 1111377541693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111377543709) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 490240394 + ... + 490242660.

It is an arithmetic number, because the mean of its divisors is an integer number (37334650248).

Almost surely, 2^{1111377541709} is an apocalyptic number.

It is an amenable number.

1111377541709 is a deficient number, since it is larger than the sum of its proper divisors (83331266227).

1111377541709 is a wasteful number, since it uses less digits than its factorization.

1111377541709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3845.

The product of its (nonzero) digits is 185220, while the sum is 47.

The spelling of 1111377541709 in words is "one trillion, one hundred eleven billion, three hundred seventy-seven million, five hundred forty-one thousand, seven hundred nine".