245312134 has 4 divisors (see below), whose sum is σ = 367968204. Its totient is φ = 122656066.

The previous prime is 245312117. The next prime is 245312141. The reversal of 245312134 is 431213542.

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 = 245312099 and 245312108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61328032 + ... + 61328035.

It is an arithmetic number, because the mean of its divisors is an integer number (91992051).

Almost surely, 2^245312134 is an apocalyptic number.

245312134 is a deficient number, since it is larger than the sum of its proper divisors (122656070).

245312134 is a wasteful number, since it uses less digits than its factorization.

245312134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122656069.

The product of its digits is 2880, while the sum is 25.

The square root of 245312134 is about 15662.4434236807. The cubic root of 245312134 is about 625.9980929283.

Adding to 245312134 its reverse (431213542), we get a palindrome (676525676).

The spelling of 245312134 in words is "two hundred forty-five million, three hundred twelve thousand, one hundred thirty-four".