1479954621 has 8 divisors (see below), whose sum is σ = 1975452064. Its totient is φ = 985546800.

The previous prime is 1479954617. The next prime is 1479954661. The reversal of 1479954621 is 1264599741.

It is a happy number.

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

It is not a de Polignac number, because 1479954621 - 2² = 1479954617 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 (1479954661) 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, 269230 + ... + 274671.

It is an arithmetic number, because the mean of its divisors is an integer number (246931508).

Almost surely, 2^1479954621 is an apocalyptic number.

It is an amenable number.

1479954621 is a deficient number, since it is larger than the sum of its proper divisors (495497443).

1479954621 is an equidigital number, since it uses as much as digits as its factorization.

1479954621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544811.

The product of its digits is 544320, while the sum is 48.

The square root of 1479954621 is about 38470.1783333532. The cubic root of 1479954621 is about 1139.5921956260.

The spelling of 1479954621 in words is "one billion, four hundred seventy-nine million, nine hundred fifty-four thousand, six hundred twenty-one".