1501947950 has 12 divisors (see below), whose sum is σ = 2793623280. Its totient is φ = 600779160.

The previous prime is 1501947949. The next prime is 1501947983. The reversal of 1501947950 is 597491051.

It is a junction number, because it is equal to n+sod(n) for n = 1501947898 and 1501947907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15019430 + ... + 15019529.

It is an arithmetic number, because the mean of its divisors is an integer number (232801940).

Almost surely, 2^1501947950 is an apocalyptic number.

1501947950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1501947950 is a deficient number, since it is larger than the sum of its proper divisors (1291675330).

1501947950 is a wasteful number, since it uses less digits than its factorization.

1501947950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30038971 (or 30038966 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 41.

The square root of 1501947950 is about 38754.9732292515. The cubic root of 1501947950 is about 1145.2095495653.

The spelling of 1501947950 in words is "one billion, five hundred one million, nine hundred forty-seven thousand, nine hundred fifty".