1098351 has 6 divisors (see below), whose sum is σ = 1586520. Its totient is φ = 732228.

The previous prime is 1098341. The next prime is 1098373. The reversal of 1098351 is 1538901.

It is not a de Polignac number, because 1098351 - 2⁶ = 1098287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61011 + ... + 61028.

It is an arithmetic number, because the mean of its divisors is an integer number (264420).

2^1098351 is an apocalyptic number.

1098351 is a deficient number, since it is larger than the sum of its proper divisors (488169).

1098351 is a wasteful number, since it uses less digits than its factorization.

1098351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122045 (or 122042 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 1098351 is about 1048.0224234242. The cubic root of 1098351 is about 103.1764030239.

The spelling of 1098351 in words is "one million, ninety-eight thousand, three hundred fifty-one".