1011440434997 has 2 divisors, whose sum is σ = 1011440434998. Its totient is φ = 1011440434996.

The previous prime is 1011440434987. The next prime is 1011440435041. The reversal of 1011440434997 is 7994340441101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 939951579121 + 71488855876 = 969511^2 + 267374^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011440434997 - 2¹⁰ = 1011440433973 is a prime.

It is a super-3 number, since 3×1011440434997³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011440434967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505720217498 + 505720217499.

It is an arithmetic number, because the mean of its divisors is an integer number (505720217499).

Almost surely, 2^{1011440434997} is an apocalyptic number.

It is an amenable number.

1011440434997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011440434997 is an equidigital number, since it uses as much as digits as its factorization.

1011440434997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 1011440434997 in words is "one trillion, eleven billion, four hundred forty million, four hundred thirty-four thousand, nine hundred ninety-seven".