1401048147 has 4 divisors (see below), whose sum is σ = 1868064200. Its totient is φ = 934032096.

The previous prime is 1401048139. The next prime is 1401048167. The reversal of 1401048147 is 7418401041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7418401041 = 3 ⋅2472800347.

It is not a de Polignac number, because 1401048147 - 2³ = 1401048139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1401048167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233508022 + ... + 233508027.

It is an arithmetic number, because the mean of its divisors is an integer number (467016050).

Almost surely, 2^1401048147 is an apocalyptic number.

1401048147 is a deficient number, since it is larger than the sum of its proper divisors (467016053).

1401048147 is an equidigital number, since it uses as much as digits as its factorization.

1401048147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467016052.

The product of its (nonzero) digits is 3584, while the sum is 30.

The square root of 1401048147 is about 37430.5777005913. The cubic root of 1401048147 is about 1118.9680511195.

Adding to 1401048147 its reverse (7418401041), we get a palindrome (8819449188).

The spelling of 1401048147 in words is "one billion, four hundred one million, forty-eight thousand, one hundred forty-seven".