201012454 has 16 divisors (see below), whose sum is σ = 319931856. Its totient is φ = 94393600.

The previous prime is 201012443. The next prime is 201012481. The reversal of 201012454 is 454210102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10674 + ... + 22714.

It is an arithmetic number, because the mean of its divisors is an integer number (19995741).

Almost surely, 2^201012454 is an apocalyptic number.

201012454 is a deficient number, since it is larger than the sum of its proper divisors (118919402).

201012454 is a wasteful number, since it uses less digits than its factorization.

201012454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12551.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 201012454 is about 14177.8860906695. The cubic root of 201012454 is about 585.7886982934.

Adding to 201012454 its reverse (454210102), we get a palindrome (655222556).

The spelling of 201012454 in words is "two hundred one million, twelve thousand, four hundred fifty-four".