125201387 has 2 divisors, whose sum is σ = 125201388. Its totient is φ = 125201386.

The previous prime is 125201357. The next prime is 125201429. The reversal of 125201387 is 783102521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125201387 - 2¹⁴ = 125185003 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (125201327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62600693 + 62600694.

It is an arithmetic number, because the mean of its divisors is an integer number (62600694).

Almost surely, 2^125201387 is an apocalyptic number.

125201387 is a deficient number, since it is larger than the sum of its proper divisors (1).

125201387 is an equidigital number, since it uses as much as digits as its factorization.

125201387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 125201387 is about 11189.3425633502. The cubic root of 125201387 is about 500.2683719272.

The spelling of 125201387 in words is "one hundred twenty-five million, two hundred one thousand, three hundred eighty-seven".