145450651 has 2 divisors, whose sum is σ = 145450652. Its totient is φ = 145450650.

The previous prime is 145450637. The next prime is 145450661. The reversal of 145450651 is 156054541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145450651 - 2⁵ = 145450619 is a prime.

It is a super-3 number, since 3×145450651³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (145450621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72725325 + 72725326.

It is an arithmetic number, because the mean of its divisors is an integer number (72725326).

Almost surely, 2^145450651 is an apocalyptic number.

145450651 is a deficient number, since it is larger than the sum of its proper divisors (1).

145450651 is an equidigital number, since it uses as much as digits as its factorization.

145450651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 145450651 is about 12060.2923264737. The cubic root of 145450651 is about 525.9024852120.

The spelling of 145450651 in words is "one hundred forty-five million, four hundred fifty thousand, six hundred fifty-one".