1241651401 has 24 divisors (see below), whose sum is σ = 1329825600. Its totient is φ = 1158631200.

The previous prime is 1241651399. The next prime is 1241651429. The reversal of 1241651401 is 1041561421.

It is not a de Polignac number, because 1241651401 - 2¹ = 1241651399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1241651431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3458460 + ... + 3458818.

It is an arithmetic number, because the mean of its divisors is an integer number (55409400).

Almost surely, 2^1241651401 is an apocalyptic number.

It is an amenable number.

1241651401 is a deficient number, since it is larger than the sum of its proper divisors (88174199).

1241651401 is an equidigital number, since it uses as much as digits as its factorization.

1241651401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541 (or 510 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 1241651401 is about 35237.0742400671. The cubic root of 1241651401 is about 1074.8137845107.

The spelling of 1241651401 in words is "one billion, two hundred forty-one million, six hundred fifty-one thousand, four hundred one".