1105142265465 has 48 divisors (see below), whose sum is σ = 2057647782528. Its totient is φ = 505028611584.

The previous prime is 1105142265463. The next prime is 1105142265499. The reversal of 1105142265465 is 5645622415011.

It is a happy number.

It is not a de Polignac number, because 1105142265465 - 2¹ = 1105142265463 is a prime.

It is a super-2 number, since 2×1105142265465² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1105142265463) 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, 1816884 + ... + 2347626.

It is an arithmetic number, because the mean of its divisors is an integer number (42867662136).

Almost surely, 2^{1105142265465} is an apocalyptic number.

1105142265465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1105142265465 is a deficient number, since it is larger than the sum of its proper divisors (952505517063).

1105142265465 is a wasteful number, since it uses less digits than its factorization.

1105142265465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533598 (or 533591 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 42.

The spelling of 1105142265465 in words is "one trillion, one hundred five billion, one hundred forty-two million, two hundred sixty-five thousand, four hundred sixty-five".