1121703463965 has 16 divisors (see below), whose sum is σ = 2051114905728. Its totient is φ = 512778726336.

The previous prime is 1121703463963. The next prime is 1121703464023. The reversal of 1121703463965 is 5693643071211.

It is not a de Polignac number, because 1121703463965 - 2¹ = 1121703463963 is a prime.

It is a super-2 number, since 2×1121703463965² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121703463963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5341444962 + ... + 5341445171.

It is an arithmetic number, because the mean of its divisors is an integer number (128194681608).

Almost surely, 2^{1121703463965} is an apocalyptic number.

1121703463965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1121703463965 is a deficient number, since it is larger than the sum of its proper divisors (929411441763).

1121703463965 is a wasteful number, since it uses less digits than its factorization.

1121703463965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10682890148.

The product of its (nonzero) digits is 816480, while the sum is 48.

The spelling of 1121703463965 in words is "one trillion, one hundred twenty-one billion, seven hundred three million, four hundred sixty-three thousand, nine hundred sixty-five".