1401033243 has 8 divisors (see below), whose sum is σ = 1868712768. Its totient is φ = 933687944.

The previous prime is 1401033241. The next prime is 1401033269. The reversal of 1401033243 is 3423301041.

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 1401033243 - 2¹ = 1401033241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1401033241) 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, 73605 + ... + 90662.

It is an arithmetic number, because the mean of its divisors is an integer number (233589096).

Almost surely, 2^1401033243 is an apocalyptic number.

1401033243 is a deficient number, since it is larger than the sum of its proper divisors (467679525).

1401033243 is a wasteful number, since it uses less digits than its factorization.

1401033243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167113.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1401033243 is about 37430.3786114968. The cubic root of 1401033243 is about 1118.9640833379.

Adding to 1401033243 its reverse (3423301041), we get a palindrome (4824334284).

The spelling of 1401033243 in words is "one billion, four hundred one million, thirty-three thousand, two hundred forty-three".