2102354 has 4 divisors (see below), whose sum is σ = 3153534. Its totient is φ = 1051176.

The previous prime is 2102341. The next prime is 2102383. The reversal of 2102354 is 4532012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1155625 + 946729 = 1075^2 + 973^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525587 + ... + 525590.

2^2102354 is an apocalyptic number.

2102354 is a deficient number, since it is larger than the sum of its proper divisors (1051180).

2102354 is a wasteful number, since it uses less digits than its factorization.

2102354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051179.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2102354 is about 1449.9496542984. The cubic root of 2102354 is about 128.1057475732.

Adding to 2102354 its reverse (4532012), we get a palindrome (6634366).

The spelling of 2102354 in words is "two million, one hundred two thousand, three hundred fifty-four".