4011020431 has 8 divisors (see below), whose sum is σ = 4377873744. Its totient is φ = 3644536320.

The previous prime is 4011020371. The next prime is 4011020471. The reversal of 4011020431 is 1340201104.

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

It is a cyclic number.

It is not a de Polignac number, because 4011020431 - 2⁷ = 4011020303 is a prime.

It is a super-2 number, since 2×4011020431² = 32176569795798851522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4011020471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69330 + ... + 113263.

It is an arithmetic number, because the mean of its divisors is an integer number (547234218).

Almost surely, 2^4011020431 is an apocalyptic number.

4011020431 is a deficient number, since it is larger than the sum of its proper divisors (366853313).

4011020431 is a wasteful number, since it uses less digits than its factorization.

4011020431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184601.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 4011020431 is about 63332.6174336731. The cubic root of 4011020431 is about 1588.8575355099.

Adding to 4011020431 its reverse (1340201104), we get a palindrome (5351221535).

The spelling of 4011020431 in words is "four billion, eleven million, twenty thousand, four hundred thirty-one".