851137030 has 8 divisors (see below), whose sum is σ = 1532046672. Its totient is φ = 340454808.

The previous prime is 851137013. The next prime is 851137031. The reversal of 851137030 is 30731158.

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

It is a self number, because there is not a number n which added to its sum of digits gives 851137030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (851137031) 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, 42556842 + ... + 42556861.

It is an arithmetic number, because the mean of its divisors is an integer number (191505834).

Almost surely, 2^851137030 is an apocalyptic number.

851137030 is a deficient number, since it is larger than the sum of its proper divisors (680909642).

851137030 is a wasteful number, since it uses less digits than its factorization.

851137030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85113710.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 851137030 is about 29174.2528610417. The cubic root of 851137030 is about 947.6904303232.

Adding to 851137030 its reverse (30731158), we get a palindrome (881868188).

The spelling of 851137030 in words is "eight hundred fifty-one million, one hundred thirty-seven thousand, thirty".