1451420429 has 2 divisors, whose sum is σ = 1451420430. Its totient is φ = 1451420428.

The previous prime is 1451420417. The next prime is 1451420437. The reversal of 1451420429 is 9240241541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1449857929 + 1562500 = 38077^2 + 1250^2 .

It is a cyclic number.

It is not a de Polignac number, because 1451420429 - 2¹⁶ = 1451354893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1451420395 and 1451420404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1451420479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725710214 + 725710215.

It is an arithmetic number, because the mean of its divisors is an integer number (725710215).

Almost surely, 2^1451420429 is an apocalyptic number.

It is an amenable number.

1451420429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1451420429 is an equidigital number, since it uses as much as digits as its factorization.

1451420429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 1451420429 is about 38097.5121103728. The cubic root of 1451420429 is about 1132.2206648302.

It can be divided in two parts, 14514 and 20429, that added together give a palindrome (34943).

The spelling of 1451420429 in words is "one billion, four hundred fifty-one million, four hundred twenty thousand, four hundred twenty-nine".