1075477973 has 2 divisors, whose sum is σ = 1075477974. Its totient is φ = 1075477972.

The previous prime is 1075477969. The next prime is 1075477979. The reversal of 1075477973 is 3797745701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 907334884 + 168143089 = 30122^2 + 12967^2 .

It is an emirp because it is prime and its reverse (3797745701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1075477973 - 2² = 1075477969 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1075477979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537738986 + 537738987.

It is an arithmetic number, because the mean of its divisors is an integer number (537738987).

Almost surely, 2^1075477973 is an apocalyptic number.

It is an amenable number.

1075477973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1075477973 is an equidigital number, since it uses as much as digits as its factorization.

1075477973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296540, while the sum is 50.

The square root of 1075477973 is about 32794.4808313838. The cubic root of 1075477973 is about 1024.5516097084.

The spelling of 1075477973 in words is "one billion, seventy-five million, four hundred seventy-seven thousand, nine hundred seventy-three".