1073577217 has 4 divisors (see below), whose sum is σ = 1136728836. Its totient is φ = 1010425600.

The previous prime is 1073577143. The next prime is 1073577223. The reversal of 1073577217 is 7127753701.

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 587771536 + 485805681 = 24244^2 + 22041^2 .

It is not a de Polignac number, because 1073577217 - 2¹¹ = 1073575169 is a prime.

It is a super-2 number, since 2×1073577217² = 2305136081722930178, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1073577217.

It is not an unprimeable number, because it can be changed into a prime (1073577257) 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, 31575784 + ... + 31575817.

It is an arithmetic number, because the mean of its divisors is an integer number (284182209).

Almost surely, 2^1073577217 is an apocalyptic number.

1073577217 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1073577217 is a deficient number, since it is larger than the sum of its proper divisors (63151619).

1073577217 is an equidigital number, since it uses as much as digits as its factorization.

1073577217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63151618.

The product of its (nonzero) digits is 72030, while the sum is 40.

The square root of 1073577217 is about 32765.4882002390. The cubic root of 1073577217 is about 1023.9476701697.

The spelling of 1073577217 in words is "one billion, seventy-three million, five hundred seventy-seven thousand, two hundred seventeen".