1350951421 has 2 divisors, whose sum is σ = 1350951422. Its totient is φ = 1350951420.

The previous prime is 1350951377. The next prime is 1350951431. The reversal of 1350951421 is 1241590531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1242562500 + 108388921 = 35250^2 + 10411^2 .

It is a cyclic number.

It is not a de Polignac number, because 1350951421 - 2¹³ = 1350943229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1350951431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675475710 + 675475711.

It is an arithmetic number, because the mean of its divisors is an integer number (675475711).

Almost surely, 2^1350951421 is an apocalyptic number.

It is an amenable number.

1350951421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1350951421 is an equidigital number, since it uses as much as digits as its factorization.

1350951421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 1350951421 is about 36755.2910612880. The cubic root of 1350951421 is about 1105.4690230624.

The spelling of 1350951421 in words is "one billion, three hundred fifty million, nine hundred fifty-one thousand, four hundred twenty-one".