1034400524545 has 16 divisors (see below), whose sum is σ = 1284801498000. Its totient is φ = 798538422528.

The previous prime is 1034400524497. The next prime is 1034400524569. The reversal of 1034400524545 is 5454250044301.

It can be written as a sum of positive squares in 8 ways, for example, as 137457045504 + 896943479041 = 370752^2 + 947071^2 .

It is a cyclic number.

It is not a de Polignac number, because 1034400524545 - 2¹⁵ = 1034400491777 is a prime.

It is a super-2 number, since 2×1034400524545² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1734390 + ... + 2253199.

It is an arithmetic number, because the mean of its divisors is an integer number (80300093625).

Almost surely, 2^{1034400524545} is an apocalyptic number.

It is an amenable number.

1034400524545 is a deficient number, since it is larger than the sum of its proper divisors (250400973455).

1034400524545 is a wasteful number, since it uses less digits than its factorization.

1034400524545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3989412.

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 1034400524545 its reverse (5454250044301), we get a palindrome (6488650568846).

The spelling of 1034400524545 in words is "one trillion, thirty-four billion, four hundred million, five hundred twenty-four thousand, five hundred forty-five".