140001153 has 4 divisors (see below), whose sum is σ = 186668208. Its totient is φ = 93334100.

The previous prime is 140001133. The next prime is 140001187. The reversal of 140001153 is 351100041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140001153 - 2⁶ = 140001089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140001133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23333523 + ... + 23333528.

It is an arithmetic number, because the mean of its divisors is an integer number (46667052).

Almost surely, 2^140001153 is an apocalyptic number.

It is an amenable number.

140001153 is a deficient number, since it is larger than the sum of its proper divisors (46667055).

140001153 is an equidigital number, since it uses as much as digits as its factorization.

140001153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46667054.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 140001153 is about 11832.2082892417. The cubic root of 140001153 is about 519.2508356445.

Adding to 140001153 its reverse (351100041), we get a palindrome (491101194).

The spelling of 140001153 in words is "one hundred forty million, one thousand, one hundred fifty-three".