201311054 has 8 divisors (see below), whose sum is σ = 345104688. Its totient is φ = 86276160.

The previous prime is 201311053. The next prime is 201311087. The reversal of 201311054 is 450113102.

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

It is a super-2 number, since 2×201311054² = 81052280925181832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201311053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7189667 + ... + 7189694.

It is an arithmetic number, because the mean of its divisors is an integer number (43138086).

Almost surely, 2^201311054 is an apocalyptic number.

201311054 is a deficient number, since it is larger than the sum of its proper divisors (143793634).

201311054 is a wasteful number, since it uses less digits than its factorization.

201311054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14379370.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 201311054 is about 14188.4126666798. The cubic root of 201311054 is about 586.0786139373.

Adding to 201311054 its reverse (450113102), we get a palindrome (651424156).

The spelling of 201311054 in words is "two hundred one million, three hundred eleven thousand, fifty-four".