3455121023 has 8 divisors (see below), whose sum is σ = 3464208000. Its totient is φ = 3446046208.

The previous prime is 3455121017. The next prime is 3455121031. The reversal of 3455121023 is 3201215543.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3455121023 - 2⁶ = 3455120959 is a prime.

It is a super-2 number, since 2×3455121023² = 23875722567153133058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3455120983 and 3455121001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3455121053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 851303 + ... + 855351.

It is an arithmetic number, because the mean of its divisors is an integer number (433026000).

Almost surely, 2^3455121023 is an apocalyptic number.

3455121023 is a deficient number, since it is larger than the sum of its proper divisors (9086977).

3455121023 is a wasteful number, since it uses less digits than its factorization.

3455121023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6081.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 3455121023 is about 58780.2775001956. The cubic root of 3455121023 is about 1511.7770728918. Note that the first 3 decimals are identical.

Adding to 3455121023 its reverse (3201215543), we get a palindrome (6656336566).

The spelling of 3455121023 in words is "three billion, four hundred fifty-five million, one hundred twenty-one thousand, twenty-three".