1420255541 has 16 divisors (see below), whose sum is σ = 1508544000. Its totient is φ = 1334903808.

The previous prime is 1420255523. The next prime is 1420255549. The reversal of 1420255541 is 1455520241.

It is a cyclic number.

It is not a de Polignac number, because 1420255541 - 2⁶ = 1420255477 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420255549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260360 + ... + 265758.

It is an arithmetic number, because the mean of its divisors is an integer number (94284000).

Almost surely, 2^1420255541 is an apocalyptic number.

It is an amenable number.

1420255541 is a deficient number, since it is larger than the sum of its proper divisors (88288459).

1420255541 is a wasteful number, since it uses less digits than its factorization.

1420255541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5668.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 1420255541 is about 37686.2778873160. The cubic root of 1420255541 is about 1124.0582844550.

Adding to 1420255541 its reverse (1455520241), we get a palindrome (2875775782).

The spelling of 1420255541 in words is "one billion, four hundred twenty million, two hundred fifty-five thousand, five hundred forty-one".