261463102 has 8 divisors (see below), whose sum is σ = 398842200. Its totient is φ = 128515704.

The previous prime is 261463099. The next prime is 261463117. The reversal of 261463102 is 201364162.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1107777 + ... + 1108012.

It is an arithmetic number, because the mean of its divisors is an integer number (49855275).

Almost surely, 2^261463102 is an apocalyptic number.

261463102 is a deficient number, since it is larger than the sum of its proper divisors (137379098).

261463102 is a wasteful number, since it uses less digits than its factorization.

261463102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2215850.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 261463102 is about 16169.8207163840. The cubic root of 261463102 is about 639.4454033381.

The spelling of 261463102 in words is "two hundred sixty-one million, four hundred sixty-three thousand, one hundred two".