1012231406 has 8 divisors (see below), whose sum is σ = 1567326144. Its totient is φ = 489789360.

The previous prime is 1012231387. The next prime is 1012231421. The reversal of 1012231406 is 6041322101.

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

It is a super-2 number, since 2×1012231406² = 2049224838585473672, which contains 22 as substring.

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, 8163095 + ... + 8163218.

It is an arithmetic number, because the mean of its divisors is an integer number (195915768).

Almost surely, 2^1012231406 is an apocalyptic number.

1012231406 is a deficient number, since it is larger than the sum of its proper divisors (555094738).

1012231406 is a wasteful number, since it uses less digits than its factorization.

1012231406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16326346.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1012231406 is about 31815.5843259243. The cubic root of 1012231406 is about 1004.0606243452.

Adding to 1012231406 its reverse (6041322101), we get a palindrome (7053553507).

The spelling of 1012231406 in words is "one billion, twelve million, two hundred thirty-one thousand, four hundred six".