651135214 has 16 divisors (see below), whose sum is σ = 994820400. Its totient is φ = 319581504.

The previous prime is 651135211. The next prime is 651135217. The reversal of 651135214 is 412531156.

It is an interprime number because it is at equal distance from previous prime (651135211) and next prime (651135217).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (651135211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11584 + ... + 37900.

It is an arithmetic number, because the mean of its divisors is an integer number (62176275).

Almost surely, 2^651135214 is an apocalyptic number.

651135214 is a deficient number, since it is larger than the sum of its proper divisors (343685186).

651135214 is a wasteful number, since it uses less digits than its factorization.

651135214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26547.

The product of its digits is 3600, while the sum is 28.

The square root of 651135214 is about 25517.3512340133. The cubic root of 651135214 is about 866.7431026931.

The spelling of 651135214 in words is "six hundred fifty-one million, one hundred thirty-five thousand, two hundred fourteen".