4011123451 has 2 divisors, whose sum is σ = 4011123452. Its totient is φ = 4011123450.

The previous prime is 4011123427. The next prime is 4011123527. The reversal of 4011123451 is 1543211104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4011123451 - 2⁵ = 4011123419 is a prime.

It is a super-2 number, since 2×4011123451² = 32178222678324298802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4011123551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2005561725 + 2005561726.

It is an arithmetic number, because the mean of its divisors is an integer number (2005561726).

Almost surely, 2^4011123451 is an apocalyptic number.

4011123451 is a deficient number, since it is larger than the sum of its proper divisors (1).

4011123451 is an equidigital number, since it uses as much as digits as its factorization.

4011123451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 4011123451 is about 63333.4307534338. The cubic root of 4011123451 is about 1588.8711382580.

Adding to 4011123451 its reverse (1543211104), we get a palindrome (5554334555).

The spelling of 4011123451 in words is "four billion, eleven million, one hundred twenty-three thousand, four hundred fifty-one".