145207126 has 4 divisors (see below), whose sum is σ = 217810692. Its totient is φ = 72603562.

The previous prime is 145207123. The next prime is 145207151. The reversal of 145207126 is 621702541.

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

It is a junction number, because it is equal to n+sod(n) for n = 145207094 and 145207103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145207123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36301780 + ... + 36301783.

It is an arithmetic number, because the mean of its divisors is an integer number (54452673).

Almost surely, 2^145207126 is an apocalyptic number.

145207126 is a deficient number, since it is larger than the sum of its proper divisors (72603566).

145207126 is an equidigital number, since it uses as much as digits as its factorization.

145207126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72603565.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 145207126 is about 12050.1919486787. The cubic root of 145207126 is about 525.6088187265.

Adding to 145207126 its reverse (621702541), we get a palindrome (766909667).

The spelling of 145207126 in words is "one hundred forty-five million, two hundred seven thousand, one hundred twenty-six".