137430851 has 2 divisors, whose sum is σ = 137430852. Its totient is φ = 137430850.

The previous prime is 137430833. The next prime is 137430859. The reversal of 137430851 is 158034731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137430851 - 2¹⁴ = 137414467 is a prime.

It is not a weakly prime, because it can be changed into another prime (137430859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68715425 + 68715426.

It is an arithmetic number, because the mean of its divisors is an integer number (68715426).

Almost surely, 2^137430851 is an apocalyptic number.

137430851 is a deficient number, since it is larger than the sum of its proper divisors (1).

137430851 is an equidigital number, since it uses as much as digits as its factorization.

137430851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 137430851 is about 11723.0905054938. The cubic root of 137430851 is about 516.0535206289.

The spelling of 137430851 in words is "one hundred thirty-seven million, four hundred thirty thousand, eight hundred fifty-one".