1215410150 has 48 divisors (see below), whose sum is σ = 2350630800. Its totient is φ = 467174400.

The previous prime is 1215410129. The next prime is 1215410171. The reversal of 1215410150 is 510145121.

It is an interprime number because it is at equal distance from previous prime (1215410129) and next prime (1215410171).

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 23 ways as a sum of consecutive naturals, for example, 132926 + ... + 141774.

It is an arithmetic number, because the mean of its divisors is an integer number (48971475).

Almost surely, 2^1215410150 is an apocalyptic number.

1215410150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1215410150 is a deficient number, since it is larger than the sum of its proper divisors (1135220650).

1215410150 is a wasteful number, since it uses less digits than its factorization.

1215410150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8969 (or 8964 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 1215410150 is about 34862.7329680276. The cubic root of 1215410150 is about 1067.1880486032.

Adding to 1215410150 its reverse (510145121), we get a palindrome (1725555271).

The spelling of 1215410150 in words is "one billion, two hundred fifteen million, four hundred ten thousand, one hundred fifty".