1012361005 has 8 divisors (see below), whose sum is σ = 1216065024. Its totient is φ = 809067600.

The previous prime is 1012360969. The next prime is 1012361039. The reversal of 1012361005 is 5001632101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1012361005 - 2¹¹ = 1012358957 is a prime.

It is a super-2 number, since 2×1012361005² = 2049749608889220050, 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 7 ways as a sum of consecutive naturals, for example, 97201 + ... + 107110.

It is an arithmetic number, because the mean of its divisors is an integer number (152008128).

Almost surely, 2^1012361005 is an apocalyptic number.

It is an amenable number.

1012361005 is a deficient number, since it is larger than the sum of its proper divisors (203704019).

1012361005 is an equidigital number, since it uses as much as digits as its factorization.

1012361005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205307.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1012361005 is about 31817.6209827196. The cubic root of 1012361005 is about 1004.1034734733.

Adding to 1012361005 its reverse (5001632101), we get a palindrome (6013993106).

The spelling of 1012361005 in words is "one billion, twelve million, three hundred sixty-one thousand, five".