4020127612 has 6 divisors (see below), whose sum is σ = 7035223328. Its totient is φ = 2010063804.

The previous prime is 4020127487. The next prime is 4020127633. The reversal of 4020127612 is 2167210204.

It is a super-2 number, since 2×4020127612² = 32322852033529645088, 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 as a sum of consecutive naturals, namely, 502515948 + ... + 502515955.

Almost surely, 2^4020127612 is an apocalyptic number.

It is an amenable number.

4020127612 is a deficient number, since it is larger than the sum of its proper divisors (3015095716).

4020127612 is a wasteful number, since it uses less digits than its factorization.

4020127612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005031907 (or 1005031905 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 4020127612 is about 63404.4762773103. The cubic root of 4020127612 is about 1590.0591478860.

Adding to 4020127612 its reverse (2167210204), we get a palindrome (6187337816).

The spelling of 4020127612 in words is "four billion, twenty million, one hundred twenty-seven thousand, six hundred twelve".