100342755 has 48 divisors (see below), whose sum is σ = 190550880. Its totient is φ = 48620544.

The previous prime is 100342747. The next prime is 100342763. The reversal of 100342755 is 557243001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (100342747) and next prime (100342763).

It is not a de Polignac number, because 100342755 - 2³ = 100342747 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19924 + ... + 24446.

It is an arithmetic number, because the mean of its divisors is an integer number (3969810).

Almost surely, 2^100342755 is an apocalyptic number.

100342755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100342755 is a deficient number, since it is larger than the sum of its proper divisors (90208125).

100342755 is a wasteful number, since it uses less digits than its factorization.

100342755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4580 (or 4577 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 100342755 is about 10017.1230899895. The cubic root of 100342755 is about 464.6885878854.

Adding to 100342755 its reverse (557243001), we get a palindrome (657585756).

The spelling of 100342755 in words is "one hundred million, three hundred forty-two thousand, seven hundred fifty-five".