245400201106 has 4 divisors (see below), whose sum is σ = 368100301662. Its totient is φ = 122700100552.

The previous prime is 245400201047. The next prime is 245400201113. The reversal of 245400201106 is 601102004542.

It is a happy number.

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., 237793744881 + 7606456225 = 487641^2 + 87215^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61350050275 + ... + 61350050278.

Almost surely, 2^245400201106 is an apocalyptic number.

245400201106 is a deficient number, since it is larger than the sum of its proper divisors (122700100556).

245400201106 is a wasteful number, since it uses less digits than its factorization.

245400201106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122700100555.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 245400201106 its reverse (601102004542), we get a palindrome (846502205648).

The spelling of 245400201106 in words is "two hundred forty-five billion, four hundred million, two hundred one thousand, one hundred six".