105452145154 has 8 divisors (see below), whose sum is σ = 167482818828. Its totient is φ = 49624538880.

The previous prime is 105452145037. The next prime is 105452145191. The reversal of 105452145154 is 451541254501.

It can be written as a sum of positive squares in 2 ways, for example, as 89721216225 + 15730928929 = 299535^2 + 125423^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105452145154² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1550766807 + ... + 1550766874.

Almost surely, 2^105452145154 is an apocalyptic number.

105452145154 is a deficient number, since it is larger than the sum of its proper divisors (62030673674).

105452145154 is a wasteful number, since it uses less digits than its factorization.

105452145154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3101533700.

The product of its (nonzero) digits is 80000, while the sum is 37.

Adding to 105452145154 its reverse (451541254501), we get a palindrome (556993399655).

The spelling of 105452145154 in words is "one hundred five billion, four hundred fifty-two million, one hundred forty-five thousand, one hundred fifty-four".