1102387 has 12 divisors (see below), whose sum is σ = 1304424. Its totient is φ = 923520.

The previous prime is 1102337. The next prime is 1102393. The reversal of 1102387 is 7832011.

1102387 = T₂₁₈ + T₂₁₉ + ... + T₂₅₆.

It is not a de Polignac number, because 1102387 - 2⁷ = 1102259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1102307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1563 + ... + 2155.

It is an arithmetic number, because the mean of its divisors is an integer number (108702).

2^1102387 is an apocalyptic number.

1102387 is a deficient number, since it is larger than the sum of its proper divisors (202037).

1102387 is a wasteful number, since it uses less digits than its factorization.

1102387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630 (or 617 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 1102387 is about 1049.9461890973. The cubic root of 1102387 is about 103.3026258623.

Adding to 1102387 its reverse (7832011), we get a palindrome (8934398).

The spelling of 1102387 in words is "one million, one hundred two thousand, three hundred eighty-seven".