1051440303445 has 16 divisors (see below), whose sum is σ = 1441996587648. Its totient is φ = 720976979520.

The previous prime is 1051440303427. The next prime is 1051440303461. The reversal of 1051440303445 is 5443030441501.

It is not a de Polignac number, because 1051440303445 - 2⁵ = 1051440303413 is a prime.

It is a super-2 number, since 2×1051440303445² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1051440303445.

It is a congruent number.

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, 2733955 + ... + 3094735.

It is an arithmetic number, because the mean of its divisors is an integer number (90124786728).

Almost surely, 2^{1051440303445} is an apocalyptic number.

It is an amenable number.

1051440303445 is a deficient number, since it is larger than the sum of its proper divisors (390556284203).

1051440303445 is an equidigital number, since it uses as much as digits as its factorization.

1051440303445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444060.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 1051440303445 its reverse (5443030441501), we get a palindrome (6494470744946).

The spelling of 1051440303445 in words is "one trillion, fifty-one billion, four hundred forty million, three hundred three thousand, four hundred forty-five".