1150450552789 has 2 divisors, whose sum is σ = 1150450552790. Its totient is φ = 1150450552788.

The previous prime is 1150450552787. The next prime is 1150450552813. The reversal of 1150450552789 is 9872550540511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1042461420100 + 107989132689 = 1021010^2 + 328617^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150450552789 - 2¹ = 1150450552787 is a prime.

Together with 1150450552787, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1150450552787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575225276394 + 575225276395.

It is an arithmetic number, because the mean of its divisors is an integer number (575225276395).

Almost surely, 2^{1150450552789} is an apocalyptic number.

It is an amenable number.

1150450552789 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150450552789 is an equidigital number, since it uses as much as digits as its factorization.

1150450552789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520000, while the sum is 52.

The spelling of 1150450552789 in words is "one trillion, one hundred fifty billion, four hundred fifty million, five hundred fifty-two thousand, seven hundred eighty-nine".