1401011043 has 8 divisors (see below), whose sum is σ = 1891660800. Its totient is φ = 922184328.

The previous prime is 1401011039. The next prime is 1401011081. The reversal of 1401011043 is 3401101041.

1401011043 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1401011043 - 2² = 1401011039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1401011543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2955483 + ... + 2955956.

It is an arithmetic number, because the mean of its divisors is an integer number (236457600).

Almost surely, 2^1401011043 is an apocalyptic number.

1401011043 is a deficient number, since it is larger than the sum of its proper divisors (490649757).

1401011043 is an equidigital number, since it uses as much as digits as its factorization.

1401011043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5911521.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1401011043 is about 37430.0820597551. The cubic root of 1401011043 is about 1118.9581731441.

Adding to 1401011043 its reverse (3401101041), we get a palindrome (4802112084).

The spelling of 1401011043 in words is "one billion, four hundred one million, eleven thousand, forty-three".