1101002873 has 2 divisors, whose sum is σ = 1101002874. Its totient is φ = 1101002872.

The previous prime is 1101002857. The next prime is 1101002921. The reversal of 1101002873 is 3782001011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 970197904 + 130804969 = 31148^2 + 11437^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101002873 - 2⁴ = 1101002857 is a prime.

It is a super-3 number, since 3×1101002873³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1101002803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550501436 + 550501437.

It is an arithmetic number, because the mean of its divisors is an integer number (550501437).

Almost surely, 2^1101002873 is an apocalyptic number.

It is an amenable number.

1101002873 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101002873 is an equidigital number, since it uses as much as digits as its factorization.

1101002873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 1101002873 is about 33181.3633384766. The cubic root of 1101002873 is about 1032.5937310331.

Adding to 1101002873 its reverse (3782001011), we get a palindrome (4883003884).

The spelling of 1101002873 in words is "one billion, one hundred one million, two thousand, eight hundred seventy-three".