201034407 has 12 divisors (see below), whose sum is σ = 311808696. Its totient is φ = 114876720.

The previous prime is 201034403. The next prime is 201034447. The reversal of 201034407 is 704430102.

It is not a de Polignac number, because 201034407 - 2² = 201034403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201034403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 683644 + ... + 683937.

It is an arithmetic number, because the mean of its divisors is an integer number (25984058).

Almost surely, 2^201034407 is an apocalyptic number.

201034407 is a deficient number, since it is larger than the sum of its proper divisors (110774289).

201034407 is a wasteful number, since it uses less digits than its factorization.

201034407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367598 (or 1367591 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 201034407 is about 14178.6602681636. The cubic root of 201034407 is about 585.8100225960.

Adding to 201034407 its reverse (704430102), we get a palindrome (905464509).

The spelling of 201034407 in words is "two hundred one million, thirty-four thousand, four hundred seven".