1020346055 has 4 divisors (see below), whose sum is σ = 1224415272. Its totient is φ = 816276840.

The previous prime is 1020346013. The next prime is 1020346073. The reversal of 1020346055 is 5506430201.

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

It is not a de Polignac number, because 1020346055 - 2¹⁶ = 1020280519 is a prime.

It is a super-2 number, since 2×1020346055² = 2082212143908126050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102034601 + ... + 102034610.

It is an arithmetic number, because the mean of its divisors is an integer number (306103818).

Almost surely, 2^1020346055 is an apocalyptic number.

1020346055 is a deficient number, since it is larger than the sum of its proper divisors (204069217).

1020346055 is an equidigital number, since it uses as much as digits as its factorization.

1020346055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204069216.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1020346055 is about 31942.8560870815. The cubic root of 1020346055 is about 1006.7365355192.

Adding to 1020346055 its reverse (5506430201), we get a palindrome (6526776256).

The spelling of 1020346055 in words is "one billion, twenty million, three hundred forty-six thousand, fifty-five".