3551530045 has 16 divisors (see below), whose sum is σ = 4970073600. Its totient is φ = 2435333712.

The previous prime is 3551530039. The next prime is 3551530051. The reversal of 3551530045 is 5400351553.

It is an interprime number because it is at equal distance from previous prime (3551530039) and next prime (3551530051).

It is not a de Polignac number, because 3551530045 - 2⁵ = 3551530013 is a prime.

It is a super-2 number, since 2×3551530045² = 25226731321075404050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3551529989 and 3551530016.

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, 1033717 + ... + 1037146.

It is an arithmetic number, because the mean of its divisors is an integer number (310629600).

Almost surely, 2^3551530045 is an apocalyptic number.

3551530045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3551530045 is a deficient number, since it is larger than the sum of its proper divisors (1418543555).

3551530045 is an equidigital number, since it uses as much as digits as its factorization.

3551530045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2070889 (or 2070875 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 3551530045 is about 59594.7149082870. The cubic root of 3551530045 is about 1525.7094318123.

Adding to 3551530045 its reverse (5400351553), we get a palindrome (8951881598).

The spelling of 3551530045 in words is "three billion, five hundred fifty-one million, five hundred thirty thousand, forty-five".