1241011621 has 8 divisors (see below), whose sum is σ = 1296812160. Its totient is φ = 1185364752.

The previous prime is 1241011609. The next prime is 1241011631. The reversal of 1241011621 is 1261101421.

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

It is a cyclic number.

It is not a de Polignac number, because 1241011621 - 2¹³ = 1241003429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241011631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21745 + ... + 54358.

It is an arithmetic number, because the mean of its divisors is an integer number (162101520).

Almost surely, 2^1241011621 is an apocalyptic number.

It is an amenable number.

1241011621 is a deficient number, since it is larger than the sum of its proper divisors (55800539).

1241011621 is an equidigital number, since it uses as much as digits as its factorization.

1241011621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76835.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 1241011621 is about 35227.9948478479. The cubic root of 1241011621 is about 1074.6291480117.

The spelling of 1241011621 in words is "one billion, two hundred forty-one million, eleven thousand, six hundred twenty-one".