125003402 has 4 divisors (see below), whose sum is σ = 187505106. Its totient is φ = 62501700.

The previous prime is 125003323. The next prime is 125003419. The reversal of 125003402 is 204300521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 123632161 + 1371241 = 11119^2 + 1171^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31250849 + ... + 31250852.

Almost surely, 2^125003402 is an apocalyptic number.

125003402 is a deficient number, since it is larger than the sum of its proper divisors (62501704).

125003402 is an equidigital number, since it uses as much as digits as its factorization.

125003402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62501703.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 125003402 is about 11180.4920285290. The cubic root of 125003402 is about 500.0045359589.

Adding to 125003402 its reverse (204300521), we get a palindrome (329303923).

The spelling of 125003402 in words is "one hundred twenty-five million, three thousand, four hundred two".