1037404406989 has 2 divisors, whose sum is σ = 1037404406990. Its totient is φ = 1037404406988.

The previous prime is 1037404406947. The next prime is 1037404407023. The reversal of 1037404406989 is 9896044047301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 829392704100 + 208011702889 = 910710^2 + 456083^2 .

It is an emirp because it is prime and its reverse (9896044047301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1037404406989 - 2¹⁵ = 1037404374221 is a prime.

It is a super-2 number, since 2×1037404406989² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1037404403989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 518702203494 + 518702203495.

It is an arithmetic number, because the mean of its divisors is an integer number (518702203495).

Almost surely, 2^{1037404406989} is an apocalyptic number.

It is an amenable number.

1037404406989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1037404406989 is an equidigital number, since it uses as much as digits as its factorization.

1037404406989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 1037404406989 in words is "one trillion, thirty-seven billion, four hundred four million, four hundred six thousand, nine hundred eighty-nine".