1049445343097 has 4 divisors (see below), whose sum is σ = 1052258869860. Its totient is φ = 1046631816336.

The previous prime is 1049445343069. The next prime is 1049445343099. The reversal of 1049445343097 is 7903435449401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 418685349481 + 630759993616 = 647059^2 + 794204^2 .

It is a cyclic number.

It is not a de Polignac number, because 1049445343097 - 2⁶ = 1049445343033 is a prime.

It is a super-2 number, since 2×1049445343097² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1049445343099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1406762822 + ... + 1406763567.

It is an arithmetic number, because the mean of its divisors is an integer number (263064717465).

Almost surely, 2^{1049445343097} is an apocalyptic number.

It is an amenable number.

1049445343097 is a deficient number, since it is larger than the sum of its proper divisors (2813526763).

1049445343097 is an equidigital number, since it uses as much as digits as its factorization.

1049445343097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813526762.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 1049445343097 in words is "one trillion, forty-nine billion, four hundred forty-five million, three hundred forty-three thousand, ninety-seven".