356004121 has 24 divisors (see below), whose sum is σ = 421136064. Its totient is φ = 298196640.

The previous prime is 356004109. The next prime is 356004149. The reversal of 356004121 is 121400653.

It is not a de Polignac number, because 356004121 - 2¹⁹ = 355479833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 356004092 and 356004101.

It is not an unprimeable number, because it can be changed into a prime (356004101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145716 + ... + 148138.

It is an arithmetic number, because the mean of its divisors is an integer number (17547336).

Almost surely, 2^356004121 is an apocalyptic number.

It is an amenable number.

356004121 is a deficient number, since it is larger than the sum of its proper divisors (65131943).

356004121 is a wasteful number, since it uses less digits than its factorization.

356004121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2509 (or 2490 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 356004121 is about 18868.0714700788. The cubic root of 356004121 is about 708.7368408710.

Adding to 356004121 its reverse (121400653), we get a palindrome (477404774).

The spelling of 356004121 in words is "three hundred fifty-six million, four thousand, one hundred twenty-one".