207137030 has 8 divisors (see below), whose sum is σ = 372846672. Its totient is φ = 82854808.

The previous prime is 207136987. The next prime is 207137059. The reversal of 207137030 is 30731702.

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

It is a junction number, because it is equal to n+sod(n) for n = 207136987 and 207137005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10356842 + ... + 10356861.

It is an arithmetic number, because the mean of its divisors is an integer number (46605834).

Almost surely, 2^207137030 is an apocalyptic number.

207137030 is a deficient number, since it is larger than the sum of its proper divisors (165709642).

207137030 is a wasteful number, since it uses less digits than its factorization.

207137030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20713710.

The product of its (nonzero) digits is 882, while the sum is 23.

The square root of 207137030 is about 14392.2559037838. The cubic root of 207137030 is about 591.6786723302.

Adding to 207137030 its reverse (30731702), we get a palindrome (237868732).

The spelling of 207137030 in words is "two hundred seven million, one hundred thirty-seven thousand, thirty".